1566951640

素因数分解:

$2^3\times 5^1\times {\mathrm{9791}}^1\times {\mathrm{4001}}^1$

素因数の和:13803

約数の個数: 32

約数和(自身を含む): 3526882560

約数和(自身を除く): 1959930920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4001, 8002, 9791, 16004, 19582, 20005, 32008, 39164, 40010, 48955, 78328, 80020, 97910, 160040, 195820, 391640, 39173791, 78347582, 156695164, 195868955, 313390328, 391737910, 783475820, 1566951640]

約数ペア:

[(1, 1566951640), (2, 783475820), (4, 391737910), (5, 313390328), (8, 195868955), (10, 156695164), (20, 78347582), (40, 39173791), (4001, 391640), (8002, 195820), (9791, 160040), (16004, 97910), (19582, 80020), (20005, 78328), (32008, 48955), (39164, 40010)]