29909420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2539}}^1$

素因数の和:2598

約数の個数: 48

約数和(自身を含む): 68275200

約数和(自身を除く): 38365780

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2539, 2945, 5078, 5890, 10156, 11780, 12695, 25390, 48241, 50780, 78709, 96482, 157418, 192964, 241205, 314836, 393545, 482410, 787090, 964820, 1495471, 1574180, 2990942, 5981884, 7477355, 14954710, 29909420]

約数ペア:

[(1, 29909420), (2, 14954710), (4, 7477355), (5, 5981884), (10, 2990942), (19, 1574180), (20, 1495471), (31, 964820), (38, 787090), (62, 482410), (76, 393545), (95, 314836), (124, 241205), (155, 192964), (190, 157418), (310, 96482), (380, 78709), (589, 50780), (620, 48241), (1178, 25390), (2356, 12695), (2539, 11780), (2945, 10156), (5078, 5890)]