16791920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12347}}^1$

素因数の和:12377

約数の個数: 40

約数和(自身を含む): 41341104

約数和(自身を除く): 24549184

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 12347, 24694, 49388, 61735, 98776, 123470, 197552, 209899, 246940, 419798, 493880, 839596, 987760, 1049495, 1679192, 2098990, 3358384, 4197980, 8395960, 16791920]

約数ペア:

[(1, 16791920), (2, 8395960), (4, 4197980), (5, 3358384), (8, 2098990), (10, 1679192), (16, 1049495), (17, 987760), (20, 839596), (34, 493880), (40, 419798), (68, 246940), (80, 209899), (85, 197552), (136, 123470), (170, 98776), (272, 61735), (340, 49388), (680, 24694), (1360, 12347)]