1213304560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1166639}}^1$

素因数の和:1166665

約数の個数: 40

約数和(自身を含む): 3037930560

約数和(自身を除く): 1824626000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1166639, 2333278, 4666556, 5833195, 9333112, 11666390, 15166307, 18666224, 23332780, 30332614, 46665560, 60665228, 75831535, 93331120, 121330456, 151663070, 242660912, 303326140, 606652280, 1213304560]

約数ペア:

[(1, 1213304560), (2, 606652280), (4, 303326140), (5, 242660912), (8, 151663070), (10, 121330456), (13, 93331120), (16, 75831535), (20, 60665228), (26, 46665560), (40, 30332614), (52, 23332780), (65, 18666224), (80, 15166307), (104, 11666390), (130, 9333112), (208, 5833195), (260, 4666556), (520, 2333278), (1040, 1166639)]