22912580

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{7297}}^1$

素因数の和:7463

約数の個数: 24

約数和(自身を含む): 48429528

約数和(自身を除く): 25516948

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 7297, 14594, 29188, 36485, 72970, 145940, 1145629, 2291258, 4582516, 5728145, 11456290, 22912580]

約数ペア:

[(1, 22912580), (2, 11456290), (4, 5728145), (5, 4582516), (10, 2291258), (20, 1145629), (157, 145940), (314, 72970), (628, 36485), (785, 29188), (1570, 14594), (3140, 7297)]