19462880

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1181}}^1$

素因数の和:1299

約数の個数: 48

約数和(自身を含む): 46466784

約数和(自身を除く): 27003904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 515, 824, 1030, 1181, 1648, 2060, 2362, 3296, 4120, 4724, 5905, 8240, 9448, 11810, 16480, 18896, 23620, 37792, 47240, 94480, 121643, 188960, 243286, 486572, 608215, 973144, 1216430, 1946288, 2432860, 3892576, 4865720, 9731440, 19462880]

約数ペア:

[(1, 19462880), (2, 9731440), (4, 4865720), (5, 3892576), (8, 2432860), (10, 1946288), (16, 1216430), (20, 973144), (32, 608215), (40, 486572), (80, 243286), (103, 188960), (160, 121643), (206, 94480), (412, 47240), (515, 37792), (824, 23620), (1030, 18896), (1181, 16480), (1648, 11810), (2060, 9448), (2362, 8240), (3296, 5905), (4120, 4724)]