22579420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15901}}^1$

素因数の和:15981

約数の個数: 24

約数和(自身を含む): 48087648

約数和(自身を除く): 25508228

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 15901, 31802, 63604, 79505, 159010, 318020, 1128971, 2257942, 4515884, 5644855, 11289710, 22579420]

約数ペア:

[(1, 22579420), (2, 11289710), (4, 5644855), (5, 4515884), (10, 2257942), (20, 1128971), (71, 318020), (142, 159010), (284, 79505), (355, 63604), (710, 31802), (1420, 15901)]