1987579370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1747}}^1\times {\mathrm{16253}}^1$

素因数の和:18014

約数の個数: 32

約数和(自身を含む): 4091326848

約数和(自身を除く): 2103747478

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1747, 3494, 8735, 12229, 16253, 17470, 24458, 32506, 61145, 81265, 113771, 122290, 162530, 227542, 568855, 1137710, 28393991, 56787982, 141969955, 198757937, 283939910, 397515874, 993789685, 1987579370]

約数ペア:

[(1, 1987579370), (2, 993789685), (5, 397515874), (7, 283939910), (10, 198757937), (14, 141969955), (35, 56787982), (70, 28393991), (1747, 1137710), (3494, 568855), (8735, 227542), (12229, 162530), (16253, 122290), (17470, 113771), (24458, 81265), (32506, 61145)]