15245980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{757}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 34382880

約数和(自身を除く): 19136900

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 757, 1007, 1060, 1514, 2014, 3028, 3785, 4028, 5035, 7570, 10070, 14383, 15140, 20140, 28766, 40121, 57532, 71915, 80242, 143830, 160484, 200605, 287660, 401210, 762299, 802420, 1524598, 3049196, 3811495, 7622990, 15245980]

約数ペア:

[(1, 15245980), (2, 7622990), (4, 3811495), (5, 3049196), (10, 1524598), (19, 802420), (20, 762299), (38, 401210), (53, 287660), (76, 200605), (95, 160484), (106, 143830), (190, 80242), (212, 71915), (265, 57532), (380, 40121), (530, 28766), (757, 20140), (1007, 15140), (1060, 14383), (1514, 10070), (2014, 7570), (3028, 5035), (3785, 4028)]