40051980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{222511}}^1$

素因数の和:222526

約数の個数: 36

約数和(自身を含む): 121491552

約数和(自身を除く): 81439572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 222511, 445022, 667533, 890044, 1112555, 1335066, 2002599, 2225110, 2670132, 3337665, 4005198, 4450220, 6675330, 8010396, 10012995, 13350660, 20025990, 40051980]

約数ペア:

[(1, 40051980), (2, 20025990), (3, 13350660), (4, 10012995), (5, 8010396), (6, 6675330), (9, 4450220), (10, 4005198), (12, 3337665), (15, 2670132), (18, 2225110), (20, 2002599), (30, 1335066), (36, 1112555), (45, 890044), (60, 667533), (90, 445022), (180, 222511)]