18010367080

素因数分解:

$2^3\times 5^1\times {\mathrm{499}}^1\times {\mathrm{733}}^1\times {\mathrm{1231}}^1$

素因数の和:2474

約数の個数: 64

約数和(自身を含む): 40692960000

約数和(自身を除く): 22682592920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 499, 733, 998, 1231, 1466, 1996, 2462, 2495, 2932, 3665, 3992, 4924, 4990, 5864, 6155, 7330, 9848, 9980, 12310, 14660, 19960, 24620, 29320, 49240, 365767, 614269, 731534, 902323, 1228538, 1463068, 1804646, 1828835, 2457076, 2926136, 3071345, 3609292, 3657670, 4511615, 4914152, 6142690, 7218584, 7315340, 9023230, 12285380, 14630680, 18046460, 24570760, 36092920, 450259177, 900518354, 1801036708, 2251295885, 3602073416, 4502591770, 9005183540, 18010367080]

約数ペア:

[(1, 18010367080), (2, 9005183540), (4, 4502591770), (5, 3602073416), (8, 2251295885), (10, 1801036708), (20, 900518354), (40, 450259177), (499, 36092920), (733, 24570760), (998, 18046460), (1231, 14630680), (1466, 12285380), (1996, 9023230), (2462, 7315340), (2495, 7218584), (2932, 6142690), (3665, 4914152), (3992, 4511615), (4924, 3657670), (4990, 3609292), (5864, 3071345), (6155, 2926136), (7330, 2457076), (9848, 1828835), (9980, 1804646), (12310, 1463068), (14660, 1228538), (19960, 902323), (24620, 731534), (29320, 614269), (49240, 365767)]