86110220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8663}}^1$

素因数の和:8750

約数の個数: 48

約数和(自身を含む): 209599488

約数和(自身を除く): 123489268

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 8663, 9940, 17326, 34652, 43315, 60641, 86630, 121282, 173260, 242564, 303205, 606410, 615073, 1212820, 1230146, 2460292, 3075365, 4305511, 6150730, 8611022, 12301460, 17222044, 21527555, 43055110, 86110220]

約数ペア:

[(1, 86110220), (2, 43055110), (4, 21527555), (5, 17222044), (7, 12301460), (10, 8611022), (14, 6150730), (20, 4305511), (28, 3075365), (35, 2460292), (70, 1230146), (71, 1212820), (140, 615073), (142, 606410), (284, 303205), (355, 242564), (497, 173260), (710, 121282), (994, 86630), (1420, 60641), (1988, 43315), (2485, 34652), (4970, 17326), (8663, 9940)]