8404740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{881}}^1$

素因数の和:949

約数の個数: 72

約数和(自身を含む): 26004888

約数和(自身を除く): 17600148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 881, 954, 1060, 1590, 1762, 1908, 2385, 2643, 3180, 3524, 4405, 4770, 5286, 7929, 8810, 9540, 10572, 13215, 15858, 17620, 26430, 31716, 39645, 46693, 52860, 79290, 93386, 140079, 158580, 186772, 233465, 280158, 420237, 466930, 560316, 700395, 840474, 933860, 1400790, 1680948, 2101185, 2801580, 4202370, 8404740]

約数ペア:

[(1, 8404740), (2, 4202370), (3, 2801580), (4, 2101185), (5, 1680948), (6, 1400790), (9, 933860), (10, 840474), (12, 700395), (15, 560316), (18, 466930), (20, 420237), (30, 280158), (36, 233465), (45, 186772), (53, 158580), (60, 140079), (90, 93386), (106, 79290), (159, 52860), (180, 46693), (212, 39645), (265, 31716), (318, 26430), (477, 17620), (530, 15858), (636, 13215), (795, 10572), (881, 9540), (954, 8810), (1060, 7929), (1590, 5286), (1762, 4770), (1908, 4405), (2385, 3524), (2643, 3180)]