1629880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{5821}}^1$

素因数の和:5839

約数の個数: 32

約数和(自身を含む): 4191840

約数和(自身を除く): 2561960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 5821, 11642, 23284, 29105, 40747, 46568, 58210, 81494, 116420, 162988, 203735, 232840, 325976, 407470, 814940, 1629880]

約数ペア:

[(1, 1629880), (2, 814940), (4, 407470), (5, 325976), (7, 232840), (8, 203735), (10, 162988), (14, 116420), (20, 81494), (28, 58210), (35, 46568), (40, 40747), (56, 29105), (70, 23284), (140, 11642), (280, 5821)]