18441026420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1019}}^1$

素因数の和:1194

約数の個数: 144

約数和(自身を含む): 42927736320

約数和(自身を除く): 24486709900

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 101, 124, 155, 170, 202, 289, 310, 340, 404, 505, 527, 578, 620, 1010, 1019, 1054, 1156, 1445, 1717, 2020, 2038, 2108, 2635, 2890, 3131, 3434, 4076, 5095, 5270, 5780, 6262, 6868, 8585, 8959, 10190, 10540, 12524, 15655, 17170, 17323, 17918, 20380, 29189, 31310, 31589, 34340, 34646, 35836, 44795, 53227, 58378, 62620, 63178, 69292, 86615, 89590, 102919, 106454, 116756, 126356, 145945, 157945, 173230, 179180, 205838, 212908, 266135, 291890, 294491, 315890, 346460, 411676, 514595, 532270, 537013, 583780, 588982, 631780, 904859, 1029190, 1064540, 1074026, 1177964, 1472455, 1749623, 1809718, 2058380, 2148052, 2685065, 2944910, 3190489, 3499246, 3619436, 4524295, 5370130, 5889820, 6380978, 6998492, 8748115, 9048590, 9129221, 10740260, 12761956, 15952445, 17496230, 18097180, 18258442, 29743591, 31904890, 34992460, 36516884, 45646105, 54238313, 59487182, 63809780, 91292210, 108476626, 118974364, 148717955, 182584420, 216953252, 271191565, 297435910, 542383130, 594871820, 922051321, 1084766260, 1844102642, 3688205284, 4610256605, 9220513210, 18441026420]

約数ペア:

[(1, 18441026420), (2, 9220513210), (4, 4610256605), (5, 3688205284), (10, 1844102642), (17, 1084766260), (20, 922051321), (31, 594871820), (34, 542383130), (62, 297435910), (68, 271191565), (85, 216953252), (101, 182584420), (124, 148717955), (155, 118974364), (170, 108476626), (202, 91292210), (289, 63809780), (310, 59487182), (340, 54238313), (404, 45646105), (505, 36516884), (527, 34992460), (578, 31904890), (620, 29743591), (1010, 18258442), (1019, 18097180), (1054, 17496230), (1156, 15952445), (1445, 12761956), (1717, 10740260), (2020, 9129221), (2038, 9048590), (2108, 8748115), (2635, 6998492), (2890, 6380978), (3131, 5889820), (3434, 5370130), (4076, 4524295), (5095, 3619436), (5270, 3499246), (5780, 3190489), (6262, 2944910), (6868, 2685065), (8585, 2148052), (8959, 2058380), (10190, 1809718), (10540, 1749623), (12524, 1472455), (15655, 1177964), (17170, 1074026), (17323, 1064540), (17918, 1029190), (20380, 904859), (29189, 631780), (31310, 588982), (31589, 583780), (34340, 537013), (34646, 532270), (35836, 514595), (44795, 411676), (53227, 346460), (58378, 315890), (62620, 294491), (63178, 291890), (69292, 266135), (86615, 212908), (89590, 205838), (102919, 179180), (106454, 173230), (116756, 157945), (126356, 145945)]