40985748

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{21481}}^1$

素因数の和:21544

約数の個数: 36

約数和(自身を含む): 105562548

約数和(自身を除く): 64576800

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 21481, 42962, 64443, 85924, 128886, 193329, 257772, 386658, 773316, 1138493, 2276986, 3415479, 4553972, 6830958, 10246437, 13661916, 20492874, 40985748]

約数ペア:

[(1, 40985748), (2, 20492874), (3, 13661916), (4, 10246437), (6, 6830958), (9, 4553972), (12, 3415479), (18, 2276986), (36, 1138493), (53, 773316), (106, 386658), (159, 257772), (212, 193329), (318, 128886), (477, 85924), (636, 64443), (954, 42962), (1908, 21481)]