2455900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{599}}^1$

素因数の和:654

約数の個数: 36

約数和(自身を含む): 5468400

約数和(自身を除く): 3012500

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 599, 820, 1025, 1198, 2050, 2396, 2995, 4100, 5990, 11980, 14975, 24559, 29950, 49118, 59900, 98236, 122795, 245590, 491180, 613975, 1227950, 2455900]

約数ペア:

[(1, 2455900), (2, 1227950), (4, 613975), (5, 491180), (10, 245590), (20, 122795), (25, 98236), (41, 59900), (50, 49118), (82, 29950), (100, 24559), (164, 14975), (205, 11980), (410, 5990), (599, 4100), (820, 2995), (1025, 2396), (1198, 2050)]