201710270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{317}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 408006720

約数和(自身を除く): 206296450

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 197, 317, 323, 394, 634, 646, 985, 1585, 1615, 1970, 3170, 3230, 3349, 3743, 5389, 6023, 6698, 7486, 10778, 12046, 16745, 18715, 26945, 30115, 33490, 37430, 53890, 60230, 62449, 63631, 102391, 124898, 127262, 204782, 312245, 318155, 511955, 624490, 636310, 1023910, 1061633, 1186531, 2123266, 2373062, 5308165, 5932655, 10616330, 11865310, 20171027, 40342054, 100855135, 201710270]

約数ペア:

[(1, 201710270), (2, 100855135), (5, 40342054), (10, 20171027), (17, 11865310), (19, 10616330), (34, 5932655), (38, 5308165), (85, 2373062), (95, 2123266), (170, 1186531), (190, 1061633), (197, 1023910), (317, 636310), (323, 624490), (394, 511955), (634, 318155), (646, 312245), (985, 204782), (1585, 127262), (1615, 124898), (1970, 102391), (3170, 63631), (3230, 62449), (3349, 60230), (3743, 53890), (5389, 37430), (6023, 33490), (6698, 30115), (7486, 26945), (10778, 18715), (12046, 16745)]