17184740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1103}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 38949120

約数和(自身を除く): 21764380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1103, 1558, 2206, 3116, 3895, 4412, 5515, 7790, 11030, 15580, 20957, 22060, 41914, 45223, 83828, 90446, 104785, 180892, 209570, 226115, 419140, 452230, 859237, 904460, 1718474, 3436948, 4296185, 8592370, 17184740]

約数ペア:

[(1, 17184740), (2, 8592370), (4, 4296185), (5, 3436948), (10, 1718474), (19, 904460), (20, 859237), (38, 452230), (41, 419140), (76, 226115), (82, 209570), (95, 180892), (164, 104785), (190, 90446), (205, 83828), (380, 45223), (410, 41914), (779, 22060), (820, 20957), (1103, 15580), (1558, 11030), (2206, 7790), (3116, 5515), (3895, 4412)]