220185910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{6329}}^1$

素因数の和:6421

約数の個数: 48

約数和(自身を含む): 467609760

約数和(自身を除く): 247423850

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 71, 98, 142, 245, 355, 490, 497, 710, 994, 2485, 3479, 4970, 6329, 6958, 12658, 17395, 31645, 34790, 44303, 63290, 88606, 221515, 310121, 443030, 449359, 620242, 898718, 1550605, 2246795, 3101210, 3145513, 4493590, 6291026, 15727565, 22018591, 31455130, 44037182, 110092955, 220185910]

約数ペア:

[(1, 220185910), (2, 110092955), (5, 44037182), (7, 31455130), (10, 22018591), (14, 15727565), (35, 6291026), (49, 4493590), (70, 3145513), (71, 3101210), (98, 2246795), (142, 1550605), (245, 898718), (355, 620242), (490, 449359), (497, 443030), (710, 310121), (994, 221515), (2485, 88606), (3479, 63290), (4970, 44303), (6329, 34790), (6958, 31645), (12658, 17395)]