40876780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{787}}^1$

素因数の和:863

約数の個数: 72

約数和(自身を含む): 101869488

約数和(自身を除く): 60992708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 53, 70, 98, 106, 140, 196, 212, 245, 265, 371, 490, 530, 742, 787, 980, 1060, 1484, 1574, 1855, 2597, 3148, 3710, 3935, 5194, 5509, 7420, 7870, 10388, 11018, 12985, 15740, 22036, 25970, 27545, 38563, 41711, 51940, 55090, 77126, 83422, 110180, 154252, 166844, 192815, 208555, 291977, 385630, 417110, 583954, 771260, 834220, 1167908, 1459885, 2043839, 2919770, 4087678, 5839540, 8175356, 10219195, 20438390, 40876780]

約数ペア:

[(1, 40876780), (2, 20438390), (4, 10219195), (5, 8175356), (7, 5839540), (10, 4087678), (14, 2919770), (20, 2043839), (28, 1459885), (35, 1167908), (49, 834220), (53, 771260), (70, 583954), (98, 417110), (106, 385630), (140, 291977), (196, 208555), (212, 192815), (245, 166844), (265, 154252), (371, 110180), (490, 83422), (530, 77126), (742, 55090), (787, 51940), (980, 41711), (1060, 38563), (1484, 27545), (1574, 25970), (1855, 22036), (2597, 15740), (3148, 12985), (3710, 11018), (3935, 10388), (5194, 7870), (5509, 7420)]