56394520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15493}}^1$

素因数の和:15524

約数の個数: 64

約数和(自身を含む): 156179520

約数和(自身を除く): 99785000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 15493, 30986, 61972, 77465, 108451, 123944, 154930, 201409, 216902, 309860, 402818, 433804, 542255, 619720, 805636, 867608, 1007045, 1084510, 1409863, 1611272, 2014090, 2169020, 2819726, 4028180, 4338040, 5639452, 7049315, 8056360, 11278904, 14098630, 28197260, 56394520]

約数ペア:

[(1, 56394520), (2, 28197260), (4, 14098630), (5, 11278904), (7, 8056360), (8, 7049315), (10, 5639452), (13, 4338040), (14, 4028180), (20, 2819726), (26, 2169020), (28, 2014090), (35, 1611272), (40, 1409863), (52, 1084510), (56, 1007045), (65, 867608), (70, 805636), (91, 619720), (104, 542255), (130, 433804), (140, 402818), (182, 309860), (260, 216902), (280, 201409), (364, 154930), (455, 123944), (520, 108451), (728, 77465), (910, 61972), (1820, 30986), (3640, 15493)]