20995470

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{77761}}^1$

素因数の和:77777

約数の個数: 32

約数和(自身を含む): 55988640

約数和(自身を除く): 34993170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 77761, 155522, 233283, 388805, 466566, 699849, 777610, 1166415, 1399698, 2099547, 2332830, 3499245, 4199094, 6998490, 10497735, 20995470]

約数ペア:

[(1, 20995470), (2, 10497735), (3, 6998490), (5, 4199094), (6, 3499245), (9, 2332830), (10, 2099547), (15, 1399698), (18, 1166415), (27, 777610), (30, 699849), (45, 466566), (54, 388805), (90, 233283), (135, 155522), (270, 77761)]