19416880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{34673}}^1$

素因数の和:34693

約数の個数: 40

約数和(自身を含む): 51594912

約数和(自身を除く): 32178032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 34673, 69346, 138692, 173365, 242711, 277384, 346730, 485422, 554768, 693460, 970844, 1213555, 1386920, 1941688, 2427110, 2773840, 3883376, 4854220, 9708440, 19416880]

約数ペア:

[(1, 19416880), (2, 9708440), (4, 4854220), (5, 3883376), (7, 2773840), (8, 2427110), (10, 1941688), (14, 1386920), (16, 1213555), (20, 970844), (28, 693460), (35, 554768), (40, 485422), (56, 346730), (70, 277384), (80, 242711), (112, 173365), (140, 138692), (280, 69346), (560, 34673)]