201407690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 408084480

約数和(自身を除く): 206676790

約数列:

[1, 2, 5, 10, 11, 22, 47, 55, 94, 110, 163, 235, 239, 326, 470, 478, 517, 815, 1034, 1195, 1630, 1793, 2390, 2585, 2629, 3586, 5170, 5258, 7661, 8965, 11233, 13145, 15322, 17930, 22466, 26290, 38305, 38957, 56165, 76610, 77914, 84271, 112330, 123563, 168542, 194785, 247126, 389570, 421355, 428527, 617815, 842710, 857054, 1235630, 1830979, 2142635, 3661958, 4285270, 9154895, 18309790, 20140769, 40281538, 100703845, 201407690]

約数ペア:

[(1, 201407690), (2, 100703845), (5, 40281538), (10, 20140769), (11, 18309790), (22, 9154895), (47, 4285270), (55, 3661958), (94, 2142635), (110, 1830979), (163, 1235630), (235, 857054), (239, 842710), (326, 617815), (470, 428527), (478, 421355), (517, 389570), (815, 247126), (1034, 194785), (1195, 168542), (1630, 123563), (1793, 112330), (2390, 84271), (2585, 77914), (2629, 76610), (3586, 56165), (5170, 38957), (5258, 38305), (7661, 26290), (8965, 22466), (11233, 17930), (13145, 15322)]