43980040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1019}}^1$

素因数の和:1126

約数の個数: 64

約数和(自身を含む): 107956800

約数和(自身を除く): 63976760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 83, 104, 130, 166, 260, 332, 415, 520, 664, 830, 1019, 1079, 1660, 2038, 2158, 3320, 4076, 4316, 5095, 5395, 8152, 8632, 10190, 10790, 13247, 20380, 21580, 26494, 40760, 43160, 52988, 66235, 84577, 105976, 132470, 169154, 264940, 338308, 422885, 529880, 676616, 845770, 1099501, 1691540, 2199002, 3383080, 4398004, 5497505, 8796008, 10995010, 21990020, 43980040]

約数ペア:

[(1, 43980040), (2, 21990020), (4, 10995010), (5, 8796008), (8, 5497505), (10, 4398004), (13, 3383080), (20, 2199002), (26, 1691540), (40, 1099501), (52, 845770), (65, 676616), (83, 529880), (104, 422885), (130, 338308), (166, 264940), (260, 169154), (332, 132470), (415, 105976), (520, 84577), (664, 66235), (830, 52988), (1019, 43160), (1079, 40760), (1660, 26494), (2038, 21580), (2158, 20380), (3320, 13247), (4076, 10790), (4316, 10190), (5095, 8632), (5395, 8152)]