409826320

素因数分解:

$2^4\times 5^1\times {\mathrm{2179}}^1\times {\mathrm{2351}}^1$

素因数の和:4543

約数の個数: 40

約数和(自身を含む): 953688960

約数和(自身を除く): 543862640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2179, 2351, 4358, 4702, 8716, 9404, 10895, 11755, 17432, 18808, 21790, 23510, 34864, 37616, 43580, 47020, 87160, 94040, 174320, 188080, 5122829, 10245658, 20491316, 25614145, 40982632, 51228290, 81965264, 102456580, 204913160, 409826320]

約数ペア:

[(1, 409826320), (2, 204913160), (4, 102456580), (5, 81965264), (8, 51228290), (10, 40982632), (16, 25614145), (20, 20491316), (40, 10245658), (80, 5122829), (2179, 188080), (2351, 174320), (4358, 94040), (4702, 87160), (8716, 47020), (9404, 43580), (10895, 37616), (11755, 34864), (17432, 23510), (18808, 21790)]