40857040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{72959}}^1$

素因数の和:72979

約数の個数: 40

約数和(自身を含む): 108564480

約数和(自身を除く): 67707440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 72959, 145918, 291836, 364795, 510713, 583672, 729590, 1021426, 1167344, 1459180, 2042852, 2553565, 2918360, 4085704, 5107130, 5836720, 8171408, 10214260, 20428520, 40857040]

約数ペア:

[(1, 40857040), (2, 20428520), (4, 10214260), (5, 8171408), (7, 5836720), (8, 5107130), (10, 4085704), (14, 2918360), (16, 2553565), (20, 2042852), (28, 1459180), (35, 1167344), (40, 1021426), (56, 729590), (70, 583672), (80, 510713), (112, 364795), (140, 291836), (280, 145918), (560, 72959)]