207844990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{26681}}^1$

素因数の和:26748

約数の個数: 32

約数和(自身を含む): 403431840

約数和(自身を除く): 195586850

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 26681, 53362, 133405, 266810, 506939, 1013878, 1093921, 2187842, 2534695, 5069390, 5469605, 10939210, 20784499, 41568998, 103922495, 207844990]

約数ペア:

[(1, 207844990), (2, 103922495), (5, 41568998), (10, 20784499), (19, 10939210), (38, 5469605), (41, 5069390), (82, 2534695), (95, 2187842), (190, 1093921), (205, 1013878), (410, 506939), (779, 266810), (1558, 133405), (3895, 53362), (7790, 26681)]