30407890

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{631}}^1$

素因数の和:778

約数の個数: 32

約数和(自身を含む): 56424960

約数和(自身を除く): 26017070

約数列:

[1, 2, 5, 10, 61, 79, 122, 158, 305, 395, 610, 631, 790, 1262, 3155, 4819, 6310, 9638, 24095, 38491, 48190, 49849, 76982, 99698, 192455, 249245, 384910, 498490, 3040789, 6081578, 15203945, 30407890]

約数ペア:

[(1, 30407890), (2, 15203945), (5, 6081578), (10, 3040789), (61, 498490), (79, 384910), (122, 249245), (158, 192455), (305, 99698), (395, 76982), (610, 49849), (631, 48190), (790, 38491), (1262, 24095), (3155, 9638), (4819, 6310)]