2576651620

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{647}}^1\times {\mathrm{1151}}^1$

素因数の和:1980

約数の個数: 48

約数和(自身を含む): 5455392768

約数和(自身を除く): 2878741148

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 647, 692, 865, 1151, 1294, 1730, 2302, 2588, 3235, 3460, 4604, 5755, 6470, 11510, 12940, 23020, 111931, 199123, 223862, 398246, 447724, 559655, 744697, 796492, 995615, 1119310, 1489394, 1991230, 2238620, 2978788, 3723485, 3982460, 7446970, 14893940, 128832581, 257665162, 515330324, 644162905, 1288325810, 2576651620]

約数ペア:

[(1, 2576651620), (2, 1288325810), (4, 644162905), (5, 515330324), (10, 257665162), (20, 128832581), (173, 14893940), (346, 7446970), (647, 3982460), (692, 3723485), (865, 2978788), (1151, 2238620), (1294, 1991230), (1730, 1489394), (2302, 1119310), (2588, 995615), (3235, 796492), (3460, 744697), (4604, 559655), (5755, 447724), (6470, 398246), (11510, 223862), (12940, 199123), (23020, 111931)]