86319940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{751}}^1\times {\mathrm{821}}^1$

素因数の和:1588

約数の個数: 48

約数和(自身を含む): 207696384

約数和(自身を除く): 121376444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 751, 821, 1502, 1642, 3004, 3284, 3755, 4105, 5257, 5747, 7510, 8210, 10514, 11494, 15020, 16420, 21028, 22988, 26285, 28735, 52570, 57470, 105140, 114940, 616571, 1233142, 2466284, 3082855, 4315997, 6165710, 8631994, 12331420, 17263988, 21579985, 43159970, 86319940]

約数ペア:

[(1, 86319940), (2, 43159970), (4, 21579985), (5, 17263988), (7, 12331420), (10, 8631994), (14, 6165710), (20, 4315997), (28, 3082855), (35, 2466284), (70, 1233142), (140, 616571), (751, 114940), (821, 105140), (1502, 57470), (1642, 52570), (3004, 28735), (3284, 26285), (3755, 22988), (4105, 21028), (5257, 16420), (5747, 15020), (7510, 11494), (8210, 10514)]