201549880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{719821}}^1$

素因数の和:719839

約数の個数: 32

約数和(自身を含む): 518271840

約数和(自身を除く): 316721960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 719821, 1439642, 2879284, 3599105, 5038747, 5758568, 7198210, 10077494, 14396420, 20154988, 25193735, 28792840, 40309976, 50387470, 100774940, 201549880]

約数ペア:

[(1, 201549880), (2, 100774940), (4, 50387470), (5, 40309976), (7, 28792840), (8, 25193735), (10, 20154988), (14, 14396420), (20, 10077494), (28, 7198210), (35, 5758568), (40, 5038747), (56, 3599105), (70, 2879284), (140, 1439642), (280, 719821)]