2015577980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7752223}}^1$

素因数の和:7752245

約数の個数: 24

約数和(自身を含む): 4558307712

約数和(自身を除く): 2542729732

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7752223, 15504446, 31008892, 38761115, 77522230, 100778899, 155044460, 201557798, 403115596, 503894495, 1007788990, 2015577980]

約数ペア:

[(1, 2015577980), (2, 1007788990), (4, 503894495), (5, 403115596), (10, 201557798), (13, 155044460), (20, 100778899), (26, 77522230), (52, 38761115), (65, 31008892), (130, 15504446), (260, 7752223)]