156929680280

素因数分解:

$2^3\times 5^1\times {\mathrm{3923242007}}^1$

素因数の和:3923242018

約数の個数: 16

約数和(自身を含む): 353091780720

約数和(自身を除く): 196162100440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3923242007, 7846484014, 15692968028, 19616210035, 31385936056, 39232420070, 78464840140, 156929680280]

約数ペア:

[(1, 156929680280), (2, 78464840140), (4, 39232420070), (5, 31385936056), (8, 19616210035), (10, 15692968028), (20, 7846484014), (40, 3923242007)]