19960110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{977}}^1$

素因数の和:1217

約数の個数: 48

約数和(自身を含む): 52178256

約数和(自身を除く): 32218146

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 227, 454, 681, 977, 1135, 1362, 1954, 2043, 2270, 2931, 3405, 4086, 4885, 5862, 6810, 8793, 9770, 10215, 14655, 17586, 20430, 29310, 43965, 87930, 221779, 443558, 665337, 1108895, 1330674, 1996011, 2217790, 3326685, 3992022, 6653370, 9980055, 19960110]

約数ペア:

[(1, 19960110), (2, 9980055), (3, 6653370), (5, 3992022), (6, 3326685), (9, 2217790), (10, 1996011), (15, 1330674), (18, 1108895), (30, 665337), (45, 443558), (90, 221779), (227, 87930), (454, 43965), (681, 29310), (977, 20430), (1135, 17586), (1362, 14655), (1954, 10215), (2043, 9770), (2270, 8793), (2931, 6810), (3405, 5862), (4086, 4885)]