390538020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{18439}}^1$

素因数の和:18804

約数の個数: 48

約数和(自身を含む): 1096663680

約数和(自身を除く): 706125660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 353, 706, 1059, 1412, 1765, 2118, 3530, 4236, 5295, 7060, 10590, 18439, 21180, 36878, 55317, 73756, 92195, 110634, 184390, 221268, 276585, 368780, 553170, 1106340, 6508967, 13017934, 19526901, 26035868, 32544835, 39053802, 65089670, 78107604, 97634505, 130179340, 195269010, 390538020]

約数ペア:

[(1, 390538020), (2, 195269010), (3, 130179340), (4, 97634505), (5, 78107604), (6, 65089670), (10, 39053802), (12, 32544835), (15, 26035868), (20, 19526901), (30, 13017934), (60, 6508967), (353, 1106340), (706, 553170), (1059, 368780), (1412, 276585), (1765, 221268), (2118, 184390), (3530, 110634), (4236, 92195), (5295, 73756), (7060, 55317), (10590, 36878), (18439, 21180)]