2726990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 5667840

約数和(自身を除く): 2940850

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 163, 239, 326, 478, 815, 1141, 1195, 1630, 1673, 2282, 2390, 3346, 5705, 8365, 11410, 16730, 38957, 77914, 194785, 272699, 389570, 545398, 1363495, 2726990]

約数ペア:

[(1, 2726990), (2, 1363495), (5, 545398), (7, 389570), (10, 272699), (14, 194785), (35, 77914), (70, 38957), (163, 16730), (239, 11410), (326, 8365), (478, 5705), (815, 3346), (1141, 2390), (1195, 2282), (1630, 1673)]