426361520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21577}}^1$

素因数の和:21622

約数の個数: 80

約数和(自身を含む): 1123782240

約数和(自身を除く): 697420720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3952, 4940, 9880, 19760, 21577, 43154, 86308, 107885, 172616, 215770, 280501, 345232, 409963, 431540, 561002, 819926, 863080, 1122004, 1402505, 1639852, 1726160, 2049815, 2244008, 2805010, 3279704, 4099630, 4488016, 5329519, 5610020, 6559408, 8199260, 10659038, 11220040, 16398520, 21318076, 22440080, 26647595, 32797040, 42636152, 53295190, 85272304, 106590380, 213180760, 426361520]

約数ペア:

[(1, 426361520), (2, 213180760), (4, 106590380), (5, 85272304), (8, 53295190), (10, 42636152), (13, 32797040), (16, 26647595), (19, 22440080), (20, 21318076), (26, 16398520), (38, 11220040), (40, 10659038), (52, 8199260), (65, 6559408), (76, 5610020), (80, 5329519), (95, 4488016), (104, 4099630), (130, 3279704), (152, 2805010), (190, 2244008), (208, 2049815), (247, 1726160), (260, 1639852), (304, 1402505), (380, 1122004), (494, 863080), (520, 819926), (760, 561002), (988, 431540), (1040, 409963), (1235, 345232), (1520, 280501), (1976, 215770), (2470, 172616), (3952, 107885), (4940, 86308), (9880, 43154), (19760, 21577)]