17875220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2621}}^1$

素因数の和:2672

約数の個数: 48

約数和(自身を含む): 42287616

約数和(自身を除く): 24412396

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, 2621, 3410, 5242, 6820, 10484, 13105, 26210, 28831, 52420, 57662, 81251, 115324, 144155, 162502, 288310, 325004, 406255, 576620, 812510, 893761, 1625020, 1787522, 3575044, 4468805, 8937610, 17875220]

約数ペア:

[(1, 17875220), (2, 8937610), (4, 4468805), (5, 3575044), (10, 1787522), (11, 1625020), (20, 893761), (22, 812510), (31, 576620), (44, 406255), (55, 325004), (62, 288310), (110, 162502), (124, 144155), (155, 115324), (220, 81251), (310, 57662), (341, 52420), (620, 28831), (682, 26210), (1364, 13105), (1705, 10484), (2621, 6820), (3410, 5242)]