153834940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1098821}}^1$

素因数の和:1098837

約数の個数: 24

約数和(自身を含む): 369204192

約数和(自身を除く): 215369252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1098821, 2197642, 4395284, 5494105, 7691747, 10988210, 15383494, 21976420, 30766988, 38458735, 76917470, 153834940]

約数ペア:

[(1, 153834940), (2, 76917470), (4, 38458735), (5, 30766988), (7, 21976420), (10, 15383494), (14, 10988210), (20, 7691747), (28, 5494105), (35, 4395284), (70, 2197642), (140, 1098821)]