7950640

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:214

約数の個数: 80

約数和(自身を含む): 20088000

約数和(自身を除く): 12137360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 40, 46, 58, 80, 92, 115, 116, 145, 149, 184, 230, 232, 290, 298, 368, 460, 464, 580, 596, 667, 745, 920, 1160, 1192, 1334, 1490, 1840, 2320, 2384, 2668, 2980, 3335, 3427, 4321, 5336, 5960, 6670, 6854, 8642, 10672, 11920, 13340, 13708, 17135, 17284, 21605, 26680, 27416, 34270, 34568, 43210, 53360, 54832, 68540, 69136, 86420, 99383, 137080, 172840, 198766, 274160, 345680, 397532, 496915, 795064, 993830, 1590128, 1987660, 3975320, 7950640]

約数ペア:

[(1, 7950640), (2, 3975320), (4, 1987660), (5, 1590128), (8, 993830), (10, 795064), (16, 496915), (20, 397532), (23, 345680), (29, 274160), (40, 198766), (46, 172840), (58, 137080), (80, 99383), (92, 86420), (115, 69136), (116, 68540), (145, 54832), (149, 53360), (184, 43210), (230, 34568), (232, 34270), (290, 27416), (298, 26680), (368, 21605), (460, 17284), (464, 17135), (580, 13708), (596, 13340), (667, 11920), (745, 10672), (920, 8642), (1160, 6854), (1192, 6670), (1334, 5960), (1490, 5336), (1840, 4321), (2320, 3427), (2384, 3335), (2668, 2980)]