1993125890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{28473227}}^1$

素因数の和:28473241

約数の個数: 16

約数和(自身を含む): 4100144832

約数和(自身を除く): 2107018942

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 28473227, 56946454, 142366135, 199312589, 284732270, 398625178, 996562945, 1993125890]

約数ペア:

[(1, 1993125890), (2, 996562945), (5, 398625178), (7, 284732270), (10, 199312589), (14, 142366135), (35, 56946454), (70, 28473227)]