40394528

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{313}}^1$

素因数の和:469

約数の個数: 48

約数和(自身を含む): 82688760

約数和(自身を除く): 42294232

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 109, 148, 218, 296, 313, 436, 592, 626, 872, 1184, 1252, 1744, 2504, 3488, 4033, 5008, 8066, 10016, 11581, 16132, 23162, 32264, 34117, 46324, 64528, 68234, 92648, 129056, 136468, 185296, 272936, 370592, 545872, 1091744, 1262329, 2524658, 5049316, 10098632, 20197264, 40394528]

約数ペア:

[(1, 40394528), (2, 20197264), (4, 10098632), (8, 5049316), (16, 2524658), (32, 1262329), (37, 1091744), (74, 545872), (109, 370592), (148, 272936), (218, 185296), (296, 136468), (313, 129056), (436, 92648), (592, 68234), (626, 64528), (872, 46324), (1184, 34117), (1252, 32264), (1744, 23162), (2504, 16132), (3488, 11581), (4033, 10016), (5008, 8066)]