72799240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{38723}}^1$

素因数の和:38781

約数の個数: 32

約数和(自身を含む): 167287680

約数和(自身を除く): 94488440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 38723, 77446, 154892, 193615, 309784, 387230, 774460, 1548920, 1819981, 3639962, 7279924, 9099905, 14559848, 18199810, 36399620, 72799240]

約数ペア:

[(1, 72799240), (2, 36399620), (4, 18199810), (5, 14559848), (8, 9099905), (10, 7279924), (20, 3639962), (40, 1819981), (47, 1548920), (94, 774460), (188, 387230), (235, 309784), (376, 193615), (470, 154892), (940, 77446), (1880, 38723)]