2019684940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3373}}^1$

素因数の和:3456

約数の個数: 144

約数和(自身を含む): 5427983232

約数和(自身を除く): 3408298292

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 47, 49, 52, 65, 70, 91, 94, 98, 130, 140, 182, 188, 196, 235, 245, 260, 329, 364, 455, 470, 490, 611, 637, 658, 910, 940, 980, 1222, 1274, 1316, 1645, 1820, 2303, 2444, 2548, 3055, 3185, 3290, 3373, 4277, 4606, 6110, 6370, 6580, 6746, 8554, 9212, 11515, 12220, 12740, 13492, 16865, 17108, 21385, 23030, 23611, 29939, 33730, 42770, 43849, 46060, 47222, 59878, 67460, 85540, 87698, 94444, 118055, 119756, 149695, 158531, 165277, 175396, 219245, 236110, 299390, 306943, 317062, 330554, 438490, 472220, 598780, 613886, 634124, 661108, 792655, 826385, 876980, 1109717, 1227772, 1534715, 1585310, 1652770, 2060903, 2148601, 2219434, 3069430, 3170620, 3305540, 4121806, 4297202, 4438868, 5548585, 6138860, 7768019, 8243612, 8594404, 10304515, 10743005, 11097170, 14426321, 15536038, 20609030, 21486010, 22194340, 28852642, 31072076, 38840095, 41218060, 42972020, 57705284, 72131605, 77680190, 100984247, 144263210, 155360380, 201968494, 288526420, 403936988, 504921235, 1009842470, 2019684940]

約数ペア:

[(1, 2019684940), (2, 1009842470), (4, 504921235), (5, 403936988), (7, 288526420), (10, 201968494), (13, 155360380), (14, 144263210), (20, 100984247), (26, 77680190), (28, 72131605), (35, 57705284), (47, 42972020), (49, 41218060), (52, 38840095), (65, 31072076), (70, 28852642), (91, 22194340), (94, 21486010), (98, 20609030), (130, 15536038), (140, 14426321), (182, 11097170), (188, 10743005), (196, 10304515), (235, 8594404), (245, 8243612), (260, 7768019), (329, 6138860), (364, 5548585), (455, 4438868), (470, 4297202), (490, 4121806), (611, 3305540), (637, 3170620), (658, 3069430), (910, 2219434), (940, 2148601), (980, 2060903), (1222, 1652770), (1274, 1585310), (1316, 1534715), (1645, 1227772), (1820, 1109717), (2303, 876980), (2444, 826385), (2548, 792655), (3055, 661108), (3185, 634124), (3290, 613886), (3373, 598780), (4277, 472220), (4606, 438490), (6110, 330554), (6370, 317062), (6580, 306943), (6746, 299390), (8554, 236110), (9212, 219245), (11515, 175396), (12220, 165277), (12740, 158531), (13492, 149695), (16865, 119756), (17108, 118055), (21385, 94444), (23030, 87698), (23611, 85540), (29939, 67460), (33730, 59878), (42770, 47222), (43849, 46060)]