40387970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{3821}}^1$

素因数の和:3986

約数の個数: 32

約数和(自身を含む): 83655936

約数和(自身を除く): 43267966

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 151, 302, 755, 1057, 1510, 2114, 3821, 5285, 7642, 10570, 19105, 26747, 38210, 53494, 133735, 267470, 576971, 1153942, 2884855, 4038797, 5769710, 8077594, 20193985, 40387970]

約数ペア:

[(1, 40387970), (2, 20193985), (5, 8077594), (7, 5769710), (10, 4038797), (14, 2884855), (35, 1153942), (70, 576971), (151, 267470), (302, 133735), (755, 53494), (1057, 38210), (1510, 26747), (2114, 19105), (3821, 10570), (5285, 7642)]