31346960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{503}}^1$

素因数の和:576

約数の個数: 80

約数和(自身を含む): 78744960

約数和(自身を除く): 47398000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 380, 410, 503, 656, 760, 779, 820, 1006, 1520, 1558, 1640, 2012, 2515, 3116, 3280, 3895, 4024, 5030, 6232, 7790, 8048, 9557, 10060, 12464, 15580, 19114, 20120, 20623, 31160, 38228, 40240, 41246, 47785, 62320, 76456, 82492, 95570, 103115, 152912, 164984, 191140, 206230, 329968, 382280, 391837, 412460, 764560, 783674, 824920, 1567348, 1649840, 1959185, 3134696, 3918370, 6269392, 7836740, 15673480, 31346960]

約数ペア:

[(1, 31346960), (2, 15673480), (4, 7836740), (5, 6269392), (8, 3918370), (10, 3134696), (16, 1959185), (19, 1649840), (20, 1567348), (38, 824920), (40, 783674), (41, 764560), (76, 412460), (80, 391837), (82, 382280), (95, 329968), (152, 206230), (164, 191140), (190, 164984), (205, 152912), (304, 103115), (328, 95570), (380, 82492), (410, 76456), (503, 62320), (656, 47785), (760, 41246), (779, 40240), (820, 38228), (1006, 31160), (1520, 20623), (1558, 20120), (1640, 19114), (2012, 15580), (2515, 12464), (3116, 10060), (3280, 9557), (3895, 8048), (4024, 7790), (5030, 6232)]