201109870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{81421}}^1$

素因数の和:81460

約数の個数: 32

約数和(自身を含む): 410366880

約数和(自身を除く): 209257010

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 81421, 162842, 407105, 814210, 1058473, 1546999, 2116946, 3093998, 5292365, 7734995, 10584730, 15469990, 20110987, 40221974, 100554935, 201109870]

約数ペア:

[(1, 201109870), (2, 100554935), (5, 40221974), (10, 20110987), (13, 15469990), (19, 10584730), (26, 7734995), (38, 5292365), (65, 3093998), (95, 2116946), (130, 1546999), (190, 1058473), (247, 814210), (494, 407105), (1235, 162842), (2470, 81421)]