20177460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{112097}}^1$

素因数の和:112112

約数の個数: 36

約数和(自身を含む): 61205508

約数和(自身を除く): 41028048

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 112097, 224194, 336291, 448388, 560485, 672582, 1008873, 1120970, 1345164, 1681455, 2017746, 2241940, 3362910, 4035492, 5044365, 6725820, 10088730, 20177460]

約数ペア:

[(1, 20177460), (2, 10088730), (3, 6725820), (4, 5044365), (5, 4035492), (6, 3362910), (9, 2241940), (10, 2017746), (12, 1681455), (15, 1345164), (18, 1120970), (20, 1008873), (30, 672582), (36, 560485), (45, 448388), (60, 336291), (90, 224194), (180, 112097)]