30915940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{140527}}^1$

素因数の和:140547

約数の個数: 24

約数和(自身を含む): 70826112

約数和(自身を除く): 39910172

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 140527, 281054, 562108, 702635, 1405270, 1545797, 2810540, 3091594, 6183188, 7728985, 15457970, 30915940]

約数ペア:

[(1, 30915940), (2, 15457970), (4, 7728985), (5, 6183188), (10, 3091594), (11, 2810540), (20, 1545797), (22, 1405270), (44, 702635), (55, 562108), (110, 281054), (220, 140527)]