42374680

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{11903}}^1$

素因数の和:12003

約数の個数: 32

約数和(自身を含む): 96422400

約数和(自身を除く): 54047720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 11903, 23806, 47612, 59515, 95224, 119030, 238060, 476120, 1059367, 2118734, 4237468, 5296835, 8474936, 10593670, 21187340, 42374680]

約数ペア:

[(1, 42374680), (2, 21187340), (4, 10593670), (5, 8474936), (8, 5296835), (10, 4237468), (20, 2118734), (40, 1059367), (89, 476120), (178, 238060), (356, 119030), (445, 95224), (712, 59515), (890, 47612), (1780, 23806), (3560, 11903)]