30685360

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8161}}^1$

素因数の和:8221

約数の個数: 40

約数和(自身を含む): 72870336

約数和(自身を除く): 42184976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 8161, 16322, 32644, 40805, 65288, 81610, 130576, 163220, 326440, 383567, 652880, 767134, 1534268, 1917835, 3068536, 3835670, 6137072, 7671340, 15342680, 30685360]

約数ペア:

[(1, 30685360), (2, 15342680), (4, 7671340), (5, 6137072), (8, 3835670), (10, 3068536), (16, 1917835), (20, 1534268), (40, 767134), (47, 652880), (80, 383567), (94, 326440), (188, 163220), (235, 130576), (376, 81610), (470, 65288), (752, 40805), (940, 32644), (1880, 16322), (3760, 8161)]