22732780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2287}}^1$

素因数の和:2374

約数の個数: 48

約数和(自身を含む): 55351296

約数和(自身を除く): 32618516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2287, 2485, 4574, 4970, 9148, 9940, 11435, 16009, 22870, 32018, 45740, 64036, 80045, 160090, 162377, 320180, 324754, 649508, 811885, 1136639, 1623770, 2273278, 3247540, 4546556, 5683195, 11366390, 22732780]

約数ペア:

[(1, 22732780), (2, 11366390), (4, 5683195), (5, 4546556), (7, 3247540), (10, 2273278), (14, 1623770), (20, 1136639), (28, 811885), (35, 649508), (70, 324754), (71, 320180), (140, 162377), (142, 160090), (284, 80045), (355, 64036), (497, 45740), (710, 32018), (994, 22870), (1420, 16009), (1988, 11435), (2287, 9940), (2485, 9148), (4574, 4970)]