70242004

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 144426240

約数和(自身を除く): 74184236

約数列:

[1, 2, 4, 7, 14, 28, 71, 89, 142, 178, 284, 356, 397, 497, 623, 794, 994, 1246, 1588, 1988, 2492, 2779, 5558, 6319, 11116, 12638, 25276, 28187, 35333, 44233, 56374, 70666, 88466, 112748, 141332, 176932, 197309, 247331, 394618, 494662, 789236, 989324, 2508643, 5017286, 10034572, 17560501, 35121002, 70242004]

約数ペア:

[(1, 70242004), (2, 35121002), (4, 17560501), (7, 10034572), (14, 5017286), (28, 2508643), (71, 989324), (89, 789236), (142, 494662), (178, 394618), (284, 247331), (356, 197309), (397, 176932), (497, 141332), (623, 112748), (794, 88466), (994, 70666), (1246, 56374), (1588, 44233), (1988, 35333), (2492, 28187), (2779, 25276), (5558, 12638), (6319, 11116)]