17203780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{7109}}^1$

素因数の和:7140

約数の個数: 36

約数和(自身を含む): 39716460

約数和(自身を除く): 22512680

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 7109, 14218, 28436, 35545, 71090, 78199, 142180, 156398, 312796, 390995, 781990, 860189, 1563980, 1720378, 3440756, 4300945, 8601890, 17203780]

約数ペア:

[(1, 17203780), (2, 8601890), (4, 4300945), (5, 3440756), (10, 1720378), (11, 1563980), (20, 860189), (22, 781990), (44, 390995), (55, 312796), (110, 156398), (121, 142180), (220, 78199), (242, 71090), (484, 35545), (605, 28436), (1210, 14218), (2420, 7109)]