28214910

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1249}}^1$

素因数の和:1513

約数の個数: 48

約数和(自身を含む): 73710000

約数和(自身を除く): 45495090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 251, 502, 753, 1249, 1255, 1506, 2259, 2498, 2510, 3747, 3765, 4518, 6245, 7494, 7530, 11241, 11295, 12490, 18735, 22482, 22590, 37470, 56205, 112410, 313499, 626998, 940497, 1567495, 1880994, 2821491, 3134990, 4702485, 5642982, 9404970, 14107455, 28214910]

約数ペア:

[(1, 28214910), (2, 14107455), (3, 9404970), (5, 5642982), (6, 4702485), (9, 3134990), (10, 2821491), (15, 1880994), (18, 1567495), (30, 940497), (45, 626998), (90, 313499), (251, 112410), (502, 56205), (753, 37470), (1249, 22590), (1255, 22482), (1506, 18735), (2259, 12490), (2498, 11295), (2510, 11241), (3747, 7530), (3765, 7494), (4518, 6245)]