214713080

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{16217}}^1$

素因数の和:16559

約数の個数: 32

約数和(自身を含む): 484593840

約数和(自身を除く): 269880760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 6620, 13240, 16217, 32434, 64868, 81085, 129736, 162170, 324340, 648680, 5367827, 10735654, 21471308, 26839135, 42942616, 53678270, 107356540, 214713080]

約数ペア:

[(1, 214713080), (2, 107356540), (4, 53678270), (5, 42942616), (8, 26839135), (10, 21471308), (20, 10735654), (40, 5367827), (331, 648680), (662, 324340), (1324, 162170), (1655, 129736), (2648, 81085), (3310, 64868), (6620, 32434), (13240, 16217)]