27756680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{99131}}^1$

素因数の和:99149

約数の個数: 32

約数和(自身を含む): 71375040

約数和(自身を除く): 43618360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 99131, 198262, 396524, 495655, 693917, 793048, 991310, 1387834, 1982620, 2775668, 3469585, 3965240, 5551336, 6939170, 13878340, 27756680]

約数ペア:

[(1, 27756680), (2, 13878340), (4, 6939170), (5, 5551336), (7, 3965240), (8, 3469585), (10, 2775668), (14, 1982620), (20, 1387834), (28, 991310), (35, 793048), (40, 693917), (56, 495655), (70, 396524), (140, 198262), (280, 99131)]