9790420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15791}}^1$

素因数の和:15831

約数の個数: 24

約数和(自身を含む): 21224448

約数和(自身を除く): 11434028

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 15791, 31582, 63164, 78955, 157910, 315820, 489521, 979042, 1958084, 2447605, 4895210, 9790420]

約数ペア:

[(1, 9790420), (2, 4895210), (4, 2447605), (5, 1958084), (10, 979042), (20, 489521), (31, 315820), (62, 157910), (124, 78955), (155, 63164), (310, 31582), (620, 15791)]