20636040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{449}}^1$

素因数の和:846

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 41571960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 383, 449, 766, 898, 1149, 1347, 1532, 1796, 1915, 2245, 2298, 2694, 3064, 3592, 3830, 4490, 4596, 5388, 5745, 6735, 7660, 8980, 9192, 10776, 11490, 13470, 15320, 17960, 22980, 26940, 45960, 53880, 171967, 343934, 515901, 687868, 859835, 1031802, 1375736, 1719670, 2063604, 2579505, 3439340, 4127208, 5159010, 6878680, 10318020, 20636040]

約数ペア:

[(1, 20636040), (2, 10318020), (3, 6878680), (4, 5159010), (5, 4127208), (6, 3439340), (8, 2579505), (10, 2063604), (12, 1719670), (15, 1375736), (20, 1031802), (24, 859835), (30, 687868), (40, 515901), (60, 343934), (120, 171967), (383, 53880), (449, 45960), (766, 26940), (898, 22980), (1149, 17960), (1347, 15320), (1532, 13470), (1796, 11490), (1915, 10776), (2245, 9192), (2298, 8980), (2694, 7660), (3064, 6735), (3592, 5745), (3830, 5388), (4490, 4596)]