17193220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2521}}^1$

素因数の和:2572

約数の個数: 48

約数和(自身を含む): 40674816

約数和(自身を除く): 23481596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 2521, 3410, 5042, 6820, 10084, 12605, 25210, 27731, 50420, 55462, 78151, 110924, 138655, 156302, 277310, 312604, 390755, 554620, 781510, 859661, 1563020, 1719322, 3438644, 4298305, 8596610, 17193220]

約数ペア:

[(1, 17193220), (2, 8596610), (4, 4298305), (5, 3438644), (10, 1719322), (11, 1563020), (20, 859661), (22, 781510), (31, 554620), (44, 390755), (55, 312604), (62, 277310), (110, 156302), (124, 138655), (155, 110924), (220, 78151), (310, 55462), (341, 50420), (620, 27731), (682, 25210), (1364, 12605), (1705, 10084), (2521, 6820), (3410, 5042)]