18801160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{809}}^1$

素因数の和:910

約数の個数: 64

約数和(自身を含む): 48988800

約数和(自身を除く): 30187640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 140, 166, 280, 332, 415, 581, 664, 809, 830, 1162, 1618, 1660, 2324, 2905, 3236, 3320, 4045, 4648, 5663, 5810, 6472, 8090, 11326, 11620, 16180, 22652, 23240, 28315, 32360, 45304, 56630, 67147, 113260, 134294, 226520, 268588, 335735, 470029, 537176, 671470, 940058, 1342940, 1880116, 2350145, 2685880, 3760232, 4700290, 9400580, 18801160]

約数ペア:

[(1, 18801160), (2, 9400580), (4, 4700290), (5, 3760232), (7, 2685880), (8, 2350145), (10, 1880116), (14, 1342940), (20, 940058), (28, 671470), (35, 537176), (40, 470029), (56, 335735), (70, 268588), (83, 226520), (140, 134294), (166, 113260), (280, 67147), (332, 56630), (415, 45304), (581, 32360), (664, 28315), (809, 23240), (830, 22652), (1162, 16180), (1618, 11620), (1660, 11326), (2324, 8090), (2905, 6472), (3236, 5810), (3320, 5663), (4045, 4648)]