2157390

素因数分解:

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

素因数の和:23984

約数の個数: 24

約数和(自身を含む): 5609448

約数和(自身を除く): 3452058

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 23971, 47942, 71913, 119855, 143826, 215739, 239710, 359565, 431478, 719130, 1078695, 2157390]

約数ペア:

[(1, 2157390), (2, 1078695), (3, 719130), (5, 431478), (6, 359565), (9, 239710), (10, 215739), (15, 143826), (18, 119855), (30, 71913), (45, 47942), (90, 23971)]