242570660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{1637}}^1$

素因数の和:1916

約数の個数: 48

約数和(自身を含む): 528353280

約数和(自身を除く): 285782620

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 239, 310, 478, 620, 956, 1195, 1637, 2390, 3274, 4780, 6548, 7409, 8185, 14818, 16370, 29636, 32740, 37045, 50747, 74090, 101494, 148180, 202988, 253735, 391243, 507470, 782486, 1014940, 1564972, 1956215, 3912430, 7824860, 12128533, 24257066, 48514132, 60642665, 121285330, 242570660]

約数ペア:

[(1, 242570660), (2, 121285330), (4, 60642665), (5, 48514132), (10, 24257066), (20, 12128533), (31, 7824860), (62, 3912430), (124, 1956215), (155, 1564972), (239, 1014940), (310, 782486), (478, 507470), (620, 391243), (956, 253735), (1195, 202988), (1637, 148180), (2390, 101494), (3274, 74090), (4780, 50747), (6548, 37045), (7409, 32740), (8185, 29636), (14818, 16370)]