20474260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{33023}}^1$

素因数の和:33063

約数の個数: 24

約数和(自身を含む): 44384256

約数和(自身を除く): 23909996

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 33023, 66046, 132092, 165115, 330230, 660460, 1023713, 2047426, 4094852, 5118565, 10237130, 20474260]

約数ペア:

[(1, 20474260), (2, 10237130), (4, 5118565), (5, 4094852), (10, 2047426), (20, 1023713), (31, 660460), (62, 330230), (124, 165115), (155, 132092), (310, 66046), (620, 33023)]