394523570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{487}}^1$

素因数の和:735

約数の個数: 64

約数和(自身を含む): 829771776

約数和(自身を除く): 435248206

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 163, 326, 355, 487, 497, 710, 815, 974, 994, 1141, 1630, 2282, 2435, 2485, 3409, 4870, 4970, 5705, 6818, 11410, 11573, 17045, 23146, 34090, 34577, 57865, 69154, 79381, 81011, 115730, 158762, 162022, 172885, 242039, 345770, 396905, 405055, 484078, 555667, 793810, 810110, 1111334, 1210195, 2420390, 2778335, 5556670, 5636051, 11272102, 28180255, 39452357, 56360510, 78904714, 197261785, 394523570]

約数ペア:

[(1, 394523570), (2, 197261785), (5, 78904714), (7, 56360510), (10, 39452357), (14, 28180255), (35, 11272102), (70, 5636051), (71, 5556670), (142, 2778335), (163, 2420390), (326, 1210195), (355, 1111334), (487, 810110), (497, 793810), (710, 555667), (815, 484078), (974, 405055), (994, 396905), (1141, 345770), (1630, 242039), (2282, 172885), (2435, 162022), (2485, 158762), (3409, 115730), (4870, 81011), (4970, 79381), (5705, 69154), (6818, 57865), (11410, 34577), (11573, 34090), (17045, 23146)]