919156690

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1\times {\mathrm{4129}}^1$

素因数の和:4446

約数の個数: 32

約数和(自身を含む): 1678002480

約数和(自身を除く): 758845790

約数列:

[1, 2, 5, 10, 113, 197, 226, 394, 565, 985, 1130, 1970, 4129, 8258, 20645, 22261, 41290, 44522, 111305, 222610, 466577, 813413, 933154, 1626826, 2332885, 4067065, 4665770, 8134130, 91915669, 183831338, 459578345, 919156690]

約数ペア:

[(1, 919156690), (2, 459578345), (5, 183831338), (10, 91915669), (113, 8134130), (197, 4665770), (226, 4067065), (394, 2332885), (565, 1626826), (985, 933154), (1130, 813413), (1970, 466577), (4129, 222610), (8258, 111305), (20645, 44522), (22261, 41290)]