191004040

素因数分解:

$2^3\times 5^1\times {\mathrm{1409}}^1\times {\mathrm{3389}}^1$

素因数の和:4809

約数の個数: 32

約数和(自身を含む): 430191000

約数和(自身を除く): 239186960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1409, 2818, 3389, 5636, 6778, 7045, 11272, 13556, 14090, 16945, 27112, 28180, 33890, 56360, 67780, 135560, 4775101, 9550202, 19100404, 23875505, 38200808, 47751010, 95502020, 191004040]

約数ペア:

[(1, 191004040), (2, 95502020), (4, 47751010), (5, 38200808), (8, 23875505), (10, 19100404), (20, 9550202), (40, 4775101), (1409, 135560), (2818, 67780), (3389, 56360), (5636, 33890), (6778, 28180), (7045, 27112), (11272, 16945), (13556, 14090)]