122967880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{439171}}^1$

素因数の和:439189

約数の個数: 32

約数和(自身を含む): 316203840

約数和(自身を除く): 193235960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 439171, 878342, 1756684, 2195855, 3074197, 3513368, 4391710, 6148394, 8783420, 12296788, 15370985, 17566840, 24593576, 30741970, 61483940, 122967880]

約数ペア:

[(1, 122967880), (2, 61483940), (4, 30741970), (5, 24593576), (7, 17566840), (8, 15370985), (10, 12296788), (14, 8783420), (20, 6148394), (28, 4391710), (35, 3513368), (40, 3074197), (56, 2195855), (70, 1756684), (140, 878342), (280, 439171)]