15702790120

素因数分解:

$2^3\times 5^1\times {\mathrm{1583}}^1\times {\mathrm{247991}}^1$

素因数の和:249585

約数の個数: 32

約数和(自身を含む): 35353739520

約数和(自身を除く): 19650949400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1583, 3166, 6332, 7915, 12664, 15830, 31660, 63320, 247991, 495982, 991964, 1239955, 1983928, 2479910, 4959820, 9919640, 392569753, 785139506, 1570279012, 1962848765, 3140558024, 3925697530, 7851395060, 15702790120]

約数ペア:

[(1, 15702790120), (2, 7851395060), (4, 3925697530), (5, 3140558024), (8, 1962848765), (10, 1570279012), (20, 785139506), (40, 392569753), (1583, 9919640), (3166, 4959820), (6332, 2479910), (7915, 1983928), (12664, 1239955), (15830, 991964), (31660, 495982), (63320, 247991)]