40015020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{757}}^1\times {\mathrm{881}}^1$

素因数の和:1650

約数の個数: 48

約数和(自身を含む): 112317408

約数和(自身を除く): 72302388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 757, 881, 1514, 1762, 2271, 2643, 3028, 3524, 3785, 4405, 4542, 5286, 7570, 8810, 9084, 10572, 11355, 13215, 15140, 17620, 22710, 26430, 45420, 52860, 666917, 1333834, 2000751, 2667668, 3334585, 4001502, 6669170, 8003004, 10003755, 13338340, 20007510, 40015020]

約数ペア:

[(1, 40015020), (2, 20007510), (3, 13338340), (4, 10003755), (5, 8003004), (6, 6669170), (10, 4001502), (12, 3334585), (15, 2667668), (20, 2000751), (30, 1333834), (60, 666917), (757, 52860), (881, 45420), (1514, 26430), (1762, 22710), (2271, 17620), (2643, 15140), (3028, 13215), (3524, 11355), (3785, 10572), (4405, 9084), (4542, 8810), (5286, 7570)]