355755920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{342073}}^1$

素因数の和:342099

約数の個数: 40

約数和(自身を含む): 890760696

約数和(自身を除く): 535004776

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 342073, 684146, 1368292, 1710365, 2736584, 3420730, 4446949, 5473168, 6841460, 8893898, 13682920, 17787796, 22234745, 27365840, 35575592, 44469490, 71151184, 88938980, 177877960, 355755920]

約数ペア:

[(1, 355755920), (2, 177877960), (4, 88938980), (5, 71151184), (8, 44469490), (10, 35575592), (13, 27365840), (16, 22234745), (20, 17787796), (26, 13682920), (40, 8893898), (52, 6841460), (65, 5473168), (80, 4446949), (104, 3420730), (130, 2736584), (208, 1710365), (260, 1368292), (520, 684146), (1040, 342073)]