2915662840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{5749}}^1$

素因数の和:6200

約数の個数: 64

約数和(自身を含む): 6789600000

約数和(自身を除く): 3873937160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 409, 620, 818, 1240, 1636, 2045, 3272, 4090, 5749, 8180, 11498, 12679, 16360, 22996, 25358, 28745, 45992, 50716, 57490, 63395, 101432, 114980, 126790, 178219, 229960, 253580, 356438, 507160, 712876, 891095, 1425752, 1782190, 2351341, 3564380, 4702682, 7128760, 9405364, 11756705, 18810728, 23513410, 47026820, 72891571, 94053640, 145783142, 291566284, 364457855, 583132568, 728915710, 1457831420, 2915662840]

約数ペア:

[(1, 2915662840), (2, 1457831420), (4, 728915710), (5, 583132568), (8, 364457855), (10, 291566284), (20, 145783142), (31, 94053640), (40, 72891571), (62, 47026820), (124, 23513410), (155, 18810728), (248, 11756705), (310, 9405364), (409, 7128760), (620, 4702682), (818, 3564380), (1240, 2351341), (1636, 1782190), (2045, 1425752), (3272, 891095), (4090, 712876), (5749, 507160), (8180, 356438), (11498, 253580), (12679, 229960), (16360, 178219), (22996, 126790), (25358, 114980), (28745, 101432), (45992, 63395), (50716, 57490)]