30190480

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1579}}^1$

素因数の和:1831

約数の個数: 40

約数和(自身を含む): 70531200

約数和(自身を除く): 40340720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 478, 956, 1195, 1579, 1912, 2390, 3158, 3824, 4780, 6316, 7895, 9560, 12632, 15790, 19120, 25264, 31580, 63160, 126320, 377381, 754762, 1509524, 1886905, 3019048, 3773810, 6038096, 7547620, 15095240, 30190480]

約数ペア:

[(1, 30190480), (2, 15095240), (4, 7547620), (5, 6038096), (8, 3773810), (10, 3019048), (16, 1886905), (20, 1509524), (40, 754762), (80, 377381), (239, 126320), (478, 63160), (956, 31580), (1195, 25264), (1579, 19120), (1912, 15790), (2390, 12632), (3158, 9560), (3824, 7895), (4780, 6316)]