40445680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:143

約数の個数: 160

約数和(自身を含む): 112492800

約数和(自身を除く): 72047120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 41, 44, 55, 59, 76, 80, 82, 88, 95, 110, 118, 152, 164, 176, 190, 205, 209, 220, 236, 295, 304, 328, 380, 410, 418, 440, 451, 472, 590, 649, 656, 760, 779, 820, 836, 880, 902, 944, 1045, 1121, 1180, 1298, 1520, 1558, 1640, 1672, 1804, 2090, 2242, 2255, 2360, 2419, 2596, 3116, 3245, 3280, 3344, 3608, 3895, 4180, 4484, 4510, 4720, 4838, 5192, 5605, 6232, 6490, 7216, 7790, 8360, 8569, 8968, 9020, 9676, 10384, 11210, 12095, 12331, 12464, 12980, 15580, 16720, 17138, 17936, 18040, 19352, 22420, 24190, 24662, 25960, 26609, 31160, 34276, 36080, 38704, 42845, 44840, 45961, 48380, 49324, 51920, 53218, 61655, 62320, 68552, 85690, 89680, 91922, 96760, 98648, 106436, 123310, 133045, 137104, 171380, 183844, 193520, 197296, 212872, 229805, 246620, 266090, 342760, 367688, 425744, 459610, 493240, 505571, 532180, 685520, 735376, 919220, 986480, 1011142, 1064360, 1838440, 2022284, 2128720, 2527855, 3676880, 4044568, 5055710, 8089136, 10111420, 20222840, 40445680]

約数ペア:

[(1, 40445680), (2, 20222840), (4, 10111420), (5, 8089136), (8, 5055710), (10, 4044568), (11, 3676880), (16, 2527855), (19, 2128720), (20, 2022284), (22, 1838440), (38, 1064360), (40, 1011142), (41, 986480), (44, 919220), (55, 735376), (59, 685520), (76, 532180), (80, 505571), (82, 493240), (88, 459610), (95, 425744), (110, 367688), (118, 342760), (152, 266090), (164, 246620), (176, 229805), (190, 212872), (205, 197296), (209, 193520), (220, 183844), (236, 171380), (295, 137104), (304, 133045), (328, 123310), (380, 106436), (410, 98648), (418, 96760), (440, 91922), (451, 89680), (472, 85690), (590, 68552), (649, 62320), (656, 61655), (760, 53218), (779, 51920), (820, 49324), (836, 48380), (880, 45961), (902, 44840), (944, 42845), (1045, 38704), (1121, 36080), (1180, 34276), (1298, 31160), (1520, 26609), (1558, 25960), (1640, 24662), (1672, 24190), (1804, 22420), (2090, 19352), (2242, 18040), (2255, 17936), (2360, 17138), (2419, 16720), (2596, 15580), (3116, 12980), (3245, 12464), (3280, 12331), (3344, 12095), (3608, 11210), (3895, 10384), (4180, 9676), (4484, 9020), (4510, 8968), (4720, 8569), (4838, 8360), (5192, 7790), (5605, 7216), (6232, 6490)]