16345040

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1181}}^1$

素因数の和:1367

約数の個数: 40

約数和(自身を含む): 38254248

約数和(自身を除く): 21909208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 865, 1181, 1384, 1730, 2362, 2768, 3460, 4724, 5905, 6920, 9448, 11810, 13840, 18896, 23620, 47240, 94480, 204313, 408626, 817252, 1021565, 1634504, 2043130, 3269008, 4086260, 8172520, 16345040]

約数ペア:

[(1, 16345040), (2, 8172520), (4, 4086260), (5, 3269008), (8, 2043130), (10, 1634504), (16, 1021565), (20, 817252), (40, 408626), (80, 204313), (173, 94480), (346, 47240), (692, 23620), (865, 18896), (1181, 13840), (1384, 11810), (1730, 9448), (2362, 6920), (2768, 5905), (3460, 4724)]