40779844

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 84139776

約数和(自身を除く): 43359932

約数列:

[1, 2, 4, 7, 14, 28, 71, 73, 142, 146, 281, 284, 292, 497, 511, 562, 994, 1022, 1124, 1967, 1988, 2044, 3934, 5183, 7868, 10366, 19951, 20513, 20732, 36281, 39902, 41026, 72562, 79804, 82052, 139657, 143591, 145124, 279314, 287182, 558628, 574364, 1456423, 2912846, 5825692, 10194961, 20389922, 40779844]

約数ペア:

[(1, 40779844), (2, 20389922), (4, 10194961), (7, 5825692), (14, 2912846), (28, 1456423), (71, 574364), (73, 558628), (142, 287182), (146, 279314), (281, 145124), (284, 143591), (292, 139657), (497, 82052), (511, 79804), (562, 72562), (994, 41026), (1022, 39902), (1124, 36281), (1967, 20732), (1988, 20513), (2044, 19951), (3934, 10366), (5183, 7868)]