240745519870

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28439}}^1\times {\mathrm{11923}}^1$

素因数の和:40440

約数の個数: 32

約数和(自身を含む): 439497653760

約数和(自身を除く): 198752133890

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 11923, 23846, 28439, 56878, 59615, 119230, 142195, 284390, 846533, 1693066, 2019169, 4038338, 4232665, 8465330, 10095845, 20191690, 339078197, 678156394, 1695390985, 3390781970, 24074551987, 48149103974, 120372759935, 240745519870]

約数ペア:

[(1, 240745519870), (2, 120372759935), (5, 48149103974), (10, 24074551987), (71, 3390781970), (142, 1695390985), (355, 678156394), (710, 339078197), (11923, 20191690), (23846, 10095845), (28439, 8465330), (56878, 4232665), (59615, 4038338), (119230, 2019169), (142195, 1693066), (284390, 846533)]