31796040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1031}}^1$

素因数の和:1302

約数の個数: 64

約数和(自身を含む): 95852160

約数和(自身を除く): 64056120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257, 514, 771, 1028, 1031, 1285, 1542, 2056, 2062, 2570, 3084, 3093, 3855, 4124, 5140, 5155, 6168, 6186, 7710, 8248, 10280, 10310, 12372, 15420, 15465, 20620, 24744, 30840, 30930, 41240, 61860, 123720, 264967, 529934, 794901, 1059868, 1324835, 1589802, 2119736, 2649670, 3179604, 3974505, 5299340, 6359208, 7949010, 10598680, 15898020, 31796040]

約数ペア:

[(1, 31796040), (2, 15898020), (3, 10598680), (4, 7949010), (5, 6359208), (6, 5299340), (8, 3974505), (10, 3179604), (12, 2649670), (15, 2119736), (20, 1589802), (24, 1324835), (30, 1059868), (40, 794901), (60, 529934), (120, 264967), (257, 123720), (514, 61860), (771, 41240), (1028, 30930), (1031, 30840), (1285, 24744), (1542, 20620), (2056, 15465), (2062, 15420), (2570, 12372), (3084, 10310), (3093, 10280), (3855, 8248), (4124, 7710), (5140, 6186), (5155, 6168)]