395887920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1649533}}^1$

素因数の和:1649549

約数の個数: 40

約数和(自身を含む): 1227253296

約数和(自身を除く): 831365376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1649533, 3299066, 4948599, 6598132, 8247665, 9897198, 13196264, 16495330, 19794396, 24742995, 26392528, 32990660, 39588792, 49485990, 65981320, 79177584, 98971980, 131962640, 197943960, 395887920]

約数ペア:

[(1, 395887920), (2, 197943960), (3, 131962640), (4, 98971980), (5, 79177584), (6, 65981320), (8, 49485990), (10, 39588792), (12, 32990660), (15, 26392528), (16, 24742995), (20, 19794396), (24, 16495330), (30, 13196264), (40, 9897198), (48, 8247665), (60, 6598132), (80, 4948599), (120, 3299066), (240, 1649533)]