12488480

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{877}}^1$

素因数の和:981

約数の個数: 48

約数和(自身を含む): 29869560

約数和(自身を除く): 17381080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 877, 890, 1424, 1754, 1780, 2848, 3508, 3560, 4385, 7016, 7120, 8770, 14032, 14240, 17540, 28064, 35080, 70160, 78053, 140320, 156106, 312212, 390265, 624424, 780530, 1248848, 1561060, 2497696, 3122120, 6244240, 12488480]

約数ペア:

[(1, 12488480), (2, 6244240), (4, 3122120), (5, 2497696), (8, 1561060), (10, 1248848), (16, 780530), (20, 624424), (32, 390265), (40, 312212), (80, 156106), (89, 140320), (160, 78053), (178, 70160), (356, 35080), (445, 28064), (712, 17540), (877, 14240), (890, 14032), (1424, 8770), (1754, 7120), (1780, 7016), (2848, 4385), (3508, 3560)]