19927400

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{5861}}^1$

素因数の和:5894

約数の個数: 48

約数和(自身を含む): 49064940

約数和(自身を除く): 29137540

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 5861, 11722, 23444, 29305, 46888, 58610, 99637, 117220, 146525, 199274, 234440, 293050, 398548, 498185, 586100, 797096, 996370, 1172200, 1992740, 2490925, 3985480, 4981850, 9963700, 19927400]

約数ペア:

[(1, 19927400), (2, 9963700), (4, 4981850), (5, 3985480), (8, 2490925), (10, 1992740), (17, 1172200), (20, 996370), (25, 797096), (34, 586100), (40, 498185), (50, 398548), (68, 293050), (85, 234440), (100, 199274), (136, 146525), (170, 117220), (200, 99637), (340, 58610), (425, 46888), (680, 29305), (850, 23444), (1700, 11722), (3400, 5861)]