26626640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1$

素因数の和:564

約数の個数: 80

約数和(自身を含む): 66960000

約数和(自身を除く): 40333360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 40, 46, 58, 80, 92, 115, 116, 145, 184, 230, 232, 290, 368, 460, 464, 499, 580, 667, 920, 998, 1160, 1334, 1840, 1996, 2320, 2495, 2668, 3335, 3992, 4990, 5336, 6670, 7984, 9980, 10672, 11477, 13340, 14471, 19960, 22954, 26680, 28942, 39920, 45908, 53360, 57385, 57884, 72355, 91816, 114770, 115768, 144710, 183632, 229540, 231536, 289420, 332833, 459080, 578840, 665666, 918160, 1157680, 1331332, 1664165, 2662664, 3328330, 5325328, 6656660, 13313320, 26626640]

約数ペア:

[(1, 26626640), (2, 13313320), (4, 6656660), (5, 5325328), (8, 3328330), (10, 2662664), (16, 1664165), (20, 1331332), (23, 1157680), (29, 918160), (40, 665666), (46, 578840), (58, 459080), (80, 332833), (92, 289420), (115, 231536), (116, 229540), (145, 183632), (184, 144710), (230, 115768), (232, 114770), (290, 91816), (368, 72355), (460, 57884), (464, 57385), (499, 53360), (580, 45908), (667, 39920), (920, 28942), (998, 26680), (1160, 22954), (1334, 19960), (1840, 14471), (1996, 13340), (2320, 11477), (2495, 10672), (2668, 9980), (3335, 7984), (3992, 6670), (4990, 5336)]