402852290

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{103561}}^1$

素因数の和:103957

約数の個数: 16

約数和(自身を含む): 727005240

約数和(自身を除く): 324152950

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 103561, 207122, 517805, 1035610, 40285229, 80570458, 201426145, 402852290]

約数ペア:

[(1, 402852290), (2, 201426145), (5, 80570458), (10, 40285229), (389, 1035610), (778, 517805), (1945, 207122), (3890, 103561)]