56452980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21881}}^1$

素因数の和:21936

約数の個数: 48

約数和(自身を含む): 161751744

約数和(自身を除く): 105298764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 21881, 43762, 65643, 87524, 109405, 131286, 218810, 262572, 328215, 437620, 656430, 940883, 1312860, 1881766, 2822649, 3763532, 4704415, 5645298, 9408830, 11290596, 14113245, 18817660, 28226490, 56452980]

約数ペア:

[(1, 56452980), (2, 28226490), (3, 18817660), (4, 14113245), (5, 11290596), (6, 9408830), (10, 5645298), (12, 4704415), (15, 3763532), (20, 2822649), (30, 1881766), (43, 1312860), (60, 940883), (86, 656430), (129, 437620), (172, 328215), (215, 262572), (258, 218810), (430, 131286), (516, 109405), (645, 87524), (860, 65643), (1290, 43762), (2580, 21881)]