22017620

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{397}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 48142080

約数和(自身を除く): 26124460

約数列:

[1, 2, 4, 5, 10, 20, 47, 59, 94, 118, 188, 235, 236, 295, 397, 470, 590, 794, 940, 1180, 1588, 1985, 2773, 3970, 5546, 7940, 11092, 13865, 18659, 23423, 27730, 37318, 46846, 55460, 74636, 93295, 93692, 117115, 186590, 234230, 373180, 468460, 1100881, 2201762, 4403524, 5504405, 11008810, 22017620]

約数ペア:

[(1, 22017620), (2, 11008810), (4, 5504405), (5, 4403524), (10, 2201762), (20, 1100881), (47, 468460), (59, 373180), (94, 234230), (118, 186590), (188, 117115), (235, 93692), (236, 93295), (295, 74636), (397, 55460), (470, 46846), (590, 37318), (794, 27730), (940, 23423), (1180, 18659), (1588, 13865), (1985, 11092), (2773, 7940), (3970, 5546)]