57140240

素因数分解:

$2^4\times 5^1\times {\mathrm{439}}^1\times {\mathrm{1627}}^1$

素因数の和:2079

約数の個数: 40

約数和(自身を含む): 133235520

約数和(自身を除く): 76095280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 439, 878, 1627, 1756, 2195, 3254, 3512, 4390, 6508, 7024, 8135, 8780, 13016, 16270, 17560, 26032, 32540, 35120, 65080, 130160, 714253, 1428506, 2857012, 3571265, 5714024, 7142530, 11428048, 14285060, 28570120, 57140240]

約数ペア:

[(1, 57140240), (2, 28570120), (4, 14285060), (5, 11428048), (8, 7142530), (10, 5714024), (16, 3571265), (20, 2857012), (40, 1428506), (80, 714253), (439, 130160), (878, 65080), (1627, 35120), (1756, 32540), (2195, 26032), (3254, 17560), (3512, 16270), (4390, 13016), (6508, 8780), (7024, 8135)]