23972020

素因数分解:

$2^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1523}}^1$

素因数の和:2319

約数の個数: 24

約数和(自身を含む): 50438304

約数和(自身を除く): 26466284

約数列:

[1, 2, 4, 5, 10, 20, 787, 1523, 1574, 3046, 3148, 3935, 6092, 7615, 7870, 15230, 15740, 30460, 1198601, 2397202, 4794404, 5993005, 11986010, 23972020]

約数ペア:

[(1, 23972020), (2, 11986010), (4, 5993005), (5, 4794404), (10, 2397202), (20, 1198601), (787, 30460), (1523, 15740), (1574, 15230), (3046, 7870), (3148, 7615), (3935, 6092)]