4195040

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:339

約数の個数: 48

約数和(自身を含む): 10033632

約数和(自身を除く): 5838592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 167, 314, 334, 628, 668, 785, 835, 1256, 1336, 1570, 1670, 2512, 2672, 3140, 3340, 5024, 5344, 6280, 6680, 12560, 13360, 25120, 26219, 26720, 52438, 104876, 131095, 209752, 262190, 419504, 524380, 839008, 1048760, 2097520, 4195040]

約数ペア:

[(1, 4195040), (2, 2097520), (4, 1048760), (5, 839008), (8, 524380), (10, 419504), (16, 262190), (20, 209752), (32, 131095), (40, 104876), (80, 52438), (157, 26720), (160, 26219), (167, 25120), (314, 13360), (334, 12560), (628, 6680), (668, 6280), (785, 5344), (835, 5024), (1256, 3340), (1336, 3140), (1570, 2672), (1670, 2512)]