1566642820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1021}}^1\times {\mathrm{4513}}^1$

素因数の和:5560

約数の個数: 48

約数和(自身を含む): 3487660848

約数和(自身を除く): 1921018028

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1021, 2042, 4084, 4513, 5105, 9026, 10210, 17357, 18052, 20420, 22565, 34714, 45130, 69428, 76721, 86785, 90260, 153442, 173570, 306884, 347140, 383605, 767210, 1534420, 4607773, 9215546, 18431092, 23038865, 46077730, 78332141, 92155460, 156664282, 313328564, 391660705, 783321410, 1566642820]

約数ペア:

[(1, 1566642820), (2, 783321410), (4, 391660705), (5, 313328564), (10, 156664282), (17, 92155460), (20, 78332141), (34, 46077730), (68, 23038865), (85, 18431092), (170, 9215546), (340, 4607773), (1021, 1534420), (2042, 767210), (4084, 383605), (4513, 347140), (5105, 306884), (9026, 173570), (10210, 153442), (17357, 90260), (18052, 86785), (20420, 76721), (22565, 69428), (34714, 45130)]