31193940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6581}}^1$

素因数の和:6672

約数の個数: 48

約数和(自身を含む): 88462080

約数和(自身を除く): 57268140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 6581, 13162, 19743, 26324, 32905, 39486, 65810, 78972, 98715, 131620, 197430, 394860, 519899, 1039798, 1559697, 2079596, 2599495, 3119394, 5198990, 6238788, 7798485, 10397980, 15596970, 31193940]

約数ペア:

[(1, 31193940), (2, 15596970), (3, 10397980), (4, 7798485), (5, 6238788), (6, 5198990), (10, 3119394), (12, 2599495), (15, 2079596), (20, 1559697), (30, 1039798), (60, 519899), (79, 394860), (158, 197430), (237, 131620), (316, 98715), (395, 78972), (474, 65810), (790, 39486), (948, 32905), (1185, 26324), (1580, 19743), (2370, 13162), (4740, 6581)]