39602840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{487}}^1$

素因数の和:624

約数の個数: 64

約数和(自身を含む): 94867200

約数和(自身を除く): 55264360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 107, 152, 190, 214, 380, 428, 487, 535, 760, 856, 974, 1070, 1948, 2033, 2140, 2435, 3896, 4066, 4280, 4870, 8132, 9253, 9740, 10165, 16264, 18506, 19480, 20330, 37012, 40660, 46265, 52109, 74024, 81320, 92530, 104218, 185060, 208436, 260545, 370120, 416872, 521090, 990071, 1042180, 1980142, 2084360, 3960284, 4950355, 7920568, 9900710, 19801420, 39602840]

約数ペア:

[(1, 39602840), (2, 19801420), (4, 9900710), (5, 7920568), (8, 4950355), (10, 3960284), (19, 2084360), (20, 1980142), (38, 1042180), (40, 990071), (76, 521090), (95, 416872), (107, 370120), (152, 260545), (190, 208436), (214, 185060), (380, 104218), (428, 92530), (487, 81320), (535, 74024), (760, 52109), (856, 46265), (974, 40660), (1070, 37012), (1948, 20330), (2033, 19480), (2140, 18506), (2435, 16264), (3896, 10165), (4066, 9740), (4280, 9253), (4870, 8132)]