640053210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{21335107}}^1$

素因数の和:21335117

約数の個数: 16

約数和(自身を含む): 1536127776

約数和(自身を除く): 896074566

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 21335107, 42670214, 64005321, 106675535, 128010642, 213351070, 320026605, 640053210]

約数ペア:

[(1, 640053210), (2, 320026605), (3, 213351070), (5, 128010642), (6, 106675535), (10, 64005321), (15, 42670214), (30, 21335107)]