140061440

素因数分解:

$2^8\times 5^1\times {\mathrm{109423}}^1$

素因数の和:109444

約数の個数: 36

約数和(自身を含む): 335493984

約数和(自身を除く): 195432544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 109423, 218846, 437692, 547115, 875384, 1094230, 1750768, 2188460, 3501536, 4376920, 7003072, 8753840, 14006144, 17507680, 28012288, 35015360, 70030720, 140061440]

約数ペア:

[(1, 140061440), (2, 70030720), (4, 35015360), (5, 28012288), (8, 17507680), (10, 14006144), (16, 8753840), (20, 7003072), (32, 4376920), (40, 3501536), (64, 2188460), (80, 1750768), (128, 1094230), (160, 875384), (256, 547115), (320, 437692), (640, 218846), (1280, 109423)]