8400870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{347}}^1$

素因数の和:629

約数の個数: 48

約数和(自身を含む): 21986640

約数和(自身を除く): 13585770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 269, 347, 538, 694, 807, 1041, 1345, 1614, 1735, 2082, 2421, 2690, 3123, 3470, 4035, 4842, 5205, 6246, 8070, 10410, 12105, 15615, 24210, 31230, 93343, 186686, 280029, 466715, 560058, 840087, 933430, 1400145, 1680174, 2800290, 4200435, 8400870]

約数ペア:

[(1, 8400870), (2, 4200435), (3, 2800290), (5, 1680174), (6, 1400145), (9, 933430), (10, 840087), (15, 560058), (18, 466715), (30, 280029), (45, 186686), (90, 93343), (269, 31230), (347, 24210), (538, 15615), (694, 12105), (807, 10410), (1041, 8070), (1345, 6246), (1614, 5205), (1735, 4842), (2082, 4035), (2421, 3470), (2690, 3123)]