28240160

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13577}}^1$

素因数の和:13605

約数の個数: 48

約数和(自身を含む): 71854776

約数和(自身を除く): 43614616

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 13577, 27154, 54308, 67885, 108616, 135770, 176501, 217232, 271540, 353002, 434464, 543080, 706004, 882505, 1086160, 1412008, 1765010, 2172320, 2824016, 3530020, 5648032, 7060040, 14120080, 28240160]

約数ペア:

[(1, 28240160), (2, 14120080), (4, 7060040), (5, 5648032), (8, 3530020), (10, 2824016), (13, 2172320), (16, 1765010), (20, 1412008), (26, 1086160), (32, 882505), (40, 706004), (52, 543080), (65, 434464), (80, 353002), (104, 271540), (130, 217232), (160, 176501), (208, 135770), (260, 108616), (416, 67885), (520, 54308), (1040, 27154), (2080, 13577)]