242165380

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{170539}}^1$

素因数の和:170619

約数の個数: 24

約数和(自身を含む): 515712960

約数和(自身を除く): 273547580

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 170539, 341078, 682156, 852695, 1705390, 3410780, 12108269, 24216538, 48433076, 60541345, 121082690, 242165380]

約数ペア:

[(1, 242165380), (2, 121082690), (4, 60541345), (5, 48433076), (10, 24216538), (20, 12108269), (71, 3410780), (142, 1705390), (284, 852695), (355, 682156), (710, 341078), (1420, 170539)]