213925790020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{367}}^1\times {\mathrm{1005007}}^1$

素因数の和:1005412

約数の個数: 48

約数和(自身を含む): 466002109440

約数和(自身を除く): 252076319420

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 367, 580, 734, 1468, 1835, 3670, 7340, 10643, 21286, 42572, 53215, 106430, 212860, 1005007, 2010014, 4020028, 5025035, 10050070, 20100140, 29145203, 58290406, 116580812, 145726015, 291452030, 368837569, 582904060, 737675138, 1475350276, 1844187845, 3688375690, 7376751380, 10696289501, 21392579002, 42785158004, 53481447505, 106962895010, 213925790020]

約数ペア:

[(1, 213925790020), (2, 106962895010), (4, 53481447505), (5, 42785158004), (10, 21392579002), (20, 10696289501), (29, 7376751380), (58, 3688375690), (116, 1844187845), (145, 1475350276), (290, 737675138), (367, 582904060), (580, 368837569), (734, 291452030), (1468, 145726015), (1835, 116580812), (3670, 58290406), (7340, 29145203), (10643, 20100140), (21286, 10050070), (42572, 5025035), (53215, 4020028), (106430, 2010014), (212860, 1005007)]