8332180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 18385920

約数和(自身を除く): 10053740

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 89, 124, 151, 155, 178, 302, 310, 356, 445, 604, 620, 755, 890, 1510, 1780, 2759, 3020, 4681, 5518, 9362, 11036, 13439, 13795, 18724, 23405, 26878, 27590, 46810, 53756, 55180, 67195, 93620, 134390, 268780, 416609, 833218, 1666436, 2083045, 4166090, 8332180]

約数ペア:

[(1, 8332180), (2, 4166090), (4, 2083045), (5, 1666436), (10, 833218), (20, 416609), (31, 268780), (62, 134390), (89, 93620), (124, 67195), (151, 55180), (155, 53756), (178, 46810), (302, 27590), (310, 26878), (356, 23405), (445, 18724), (604, 13795), (620, 13439), (755, 11036), (890, 9362), (1510, 5518), (1780, 4681), (2759, 3020)]