17874820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2767}}^1$

素因数の和:2812

約数の個数: 48

約数和(自身を含む): 41852160

約数和(自身を除く): 23977340

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 2767, 3230, 5534, 6460, 11068, 13835, 27670, 47039, 52573, 55340, 94078, 105146, 188156, 210292, 235195, 262865, 470390, 525730, 893741, 940780, 1051460, 1787482, 3574964, 4468705, 8937410, 17874820]

約数ペア:

[(1, 17874820), (2, 8937410), (4, 4468705), (5, 3574964), (10, 1787482), (17, 1051460), (19, 940780), (20, 893741), (34, 525730), (38, 470390), (68, 262865), (76, 235195), (85, 210292), (95, 188156), (170, 105146), (190, 94078), (323, 55340), (340, 52573), (380, 47039), (646, 27670), (1292, 13835), (1615, 11068), (2767, 6460), (3230, 5534)]