221404020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3690067}}^1$

素因数の和:3690079

約数の個数: 24

約数和(自身を含む): 619931424

約数和(自身を除く): 398527404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3690067, 7380134, 11070201, 14760268, 18450335, 22140402, 36900670, 44280804, 55351005, 73801340, 110702010, 221404020]

約数ペア:

[(1, 221404020), (2, 110702010), (3, 73801340), (4, 55351005), (5, 44280804), (6, 36900670), (10, 22140402), (12, 18450335), (15, 14760268), (20, 11070201), (30, 7380134), (60, 3690067)]