39145240

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{6481}}^1$

素因数の和:6643

約数の個数: 32

約数和(自身を含む): 88673760

約数和(自身を除く): 49528520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 6481, 12962, 25924, 32405, 51848, 64810, 129620, 259240, 978631, 1957262, 3914524, 4893155, 7829048, 9786310, 19572620, 39145240]

約数ペア:

[(1, 39145240), (2, 19572620), (4, 9786310), (5, 7829048), (8, 4893155), (10, 3914524), (20, 1957262), (40, 978631), (151, 259240), (302, 129620), (604, 64810), (755, 51848), (1208, 32405), (1510, 25924), (3020, 12962), (6040, 6481)]