409898180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{30727}}^1$

素因数の和:30788

約数の個数: 48

約数和(自身を含む): 929214720

約数和(自身を除く): 519316540

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 115, 116, 145, 230, 290, 460, 580, 667, 1334, 2668, 3335, 6670, 13340, 30727, 61454, 122908, 153635, 307270, 614540, 706721, 891083, 1413442, 1782166, 2826884, 3533605, 3564332, 4455415, 7067210, 8910830, 14134420, 17821660, 20494909, 40989818, 81979636, 102474545, 204949090, 409898180]

約数ペア:

[(1, 409898180), (2, 204949090), (4, 102474545), (5, 81979636), (10, 40989818), (20, 20494909), (23, 17821660), (29, 14134420), (46, 8910830), (58, 7067210), (92, 4455415), (115, 3564332), (116, 3533605), (145, 2826884), (230, 1782166), (290, 1413442), (460, 891083), (580, 706721), (667, 614540), (1334, 307270), (2668, 153635), (3335, 122908), (6670, 61454), (13340, 30727)]