123303940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{212593}}^1$

素因数の和:212631

約数の個数: 24

約数和(自身を含む): 267868440

約数和(自身を除く): 144564500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 212593, 425186, 850372, 1062965, 2125930, 4251860, 6165197, 12330394, 24660788, 30825985, 61651970, 123303940]

約数ペア:

[(1, 123303940), (2, 61651970), (4, 30825985), (5, 24660788), (10, 12330394), (20, 6165197), (29, 4251860), (58, 2125930), (116, 1062965), (145, 850372), (290, 425186), (580, 212593)]