140065840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{42703}}^1$

素因数の和:42757

約数の個数: 40

約数和(自身を含む): 333603648

約数和(自身を除く): 193537808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 42703, 85406, 170812, 213515, 341624, 427030, 683248, 854060, 1708120, 1750823, 3416240, 3501646, 7003292, 8754115, 14006584, 17508230, 28013168, 35016460, 70032920, 140065840]

約数ペア:

[(1, 140065840), (2, 70032920), (4, 35016460), (5, 28013168), (8, 17508230), (10, 14006584), (16, 8754115), (20, 7003292), (40, 3501646), (41, 3416240), (80, 1750823), (82, 1708120), (164, 854060), (205, 683248), (328, 427030), (410, 341624), (656, 213515), (820, 170812), (1640, 85406), (3280, 42703)]