20854770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{23971}}^1$

素因数の和:24010

約数の個数: 32

約数和(自身を含む): 51779520

約数和(自身を除く): 30924750

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 23971, 47942, 71913, 119855, 143826, 239710, 359565, 695159, 719130, 1390318, 2085477, 3475795, 4170954, 6951590, 10427385, 20854770]

約数ペア:

[(1, 20854770), (2, 10427385), (3, 6951590), (5, 4170954), (6, 3475795), (10, 2085477), (15, 1390318), (29, 719130), (30, 695159), (58, 359565), (87, 239710), (145, 143826), (174, 119855), (290, 71913), (435, 47942), (870, 23971)]