1720688410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{41}}^2\times {\mathrm{2089}}^1$

素因数の和:2192

約数の個数: 72

約数和(自身を含む): 3694697820

約数和(自身を除く): 1974009410

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 49, 70, 82, 98, 205, 245, 287, 410, 490, 574, 1435, 1681, 2009, 2089, 2870, 3362, 4018, 4178, 8405, 10045, 10445, 11767, 14623, 16810, 20090, 20890, 23534, 29246, 58835, 73115, 82369, 85649, 102361, 117670, 146230, 164738, 171298, 204722, 411845, 428245, 511805, 599543, 823690, 856490, 1023610, 1199086, 2997715, 3511609, 4196801, 5995430, 7023218, 8393602, 17558045, 20984005, 24581263, 35116090, 41968010, 49162526, 122906315, 172068841, 245812630, 344137682, 860344205, 1720688410]

約数ペア:

[(1, 1720688410), (2, 860344205), (5, 344137682), (7, 245812630), (10, 172068841), (14, 122906315), (35, 49162526), (41, 41968010), (49, 35116090), (70, 24581263), (82, 20984005), (98, 17558045), (205, 8393602), (245, 7023218), (287, 5995430), (410, 4196801), (490, 3511609), (574, 2997715), (1435, 1199086), (1681, 1023610), (2009, 856490), (2089, 823690), (2870, 599543), (3362, 511805), (4018, 428245), (4178, 411845), (8405, 204722), (10045, 171298), (10445, 164738), (11767, 146230), (14623, 117670), (16810, 102361), (20090, 85649), (20890, 82369), (23534, 73115), (29246, 58835)]