2811700960

素因数分解:

$2^5\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{10211}}^1$

素因数の和:11947

約数の個数: 48

約数和(自身を含む): 6647154192

約数和(自身を除く): 3835453232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1721, 3442, 6884, 8605, 10211, 13768, 17210, 20422, 27536, 34420, 40844, 51055, 55072, 68840, 81688, 102110, 137680, 163376, 204220, 275360, 326752, 408440, 816880, 1633760, 17573131, 35146262, 70292524, 87865655, 140585048, 175731310, 281170096, 351462620, 562340192, 702925240, 1405850480, 2811700960]

約数ペア:

[(1, 2811700960), (2, 1405850480), (4, 702925240), (5, 562340192), (8, 351462620), (10, 281170096), (16, 175731310), (20, 140585048), (32, 87865655), (40, 70292524), (80, 35146262), (160, 17573131), (1721, 1633760), (3442, 816880), (6884, 408440), (8605, 326752), (10211, 275360), (13768, 204220), (17210, 163376), (20422, 137680), (27536, 102110), (34420, 81688), (40844, 68840), (51055, 55072)]