201789880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{265513}}^1$

素因数の和:265543

約数の個数: 32

約数和(自身を含む): 477925200

約数和(自身を除く): 276135320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 265513, 531026, 1062052, 1327565, 2124104, 2655130, 5044747, 5310260, 10089494, 10620520, 20178988, 25223735, 40357976, 50447470, 100894940, 201789880]

約数ペア:

[(1, 201789880), (2, 100894940), (4, 50447470), (5, 40357976), (8, 25223735), (10, 20178988), (19, 10620520), (20, 10089494), (38, 5310260), (40, 5044747), (76, 2655130), (95, 2124104), (152, 1327565), (190, 1062052), (380, 531026), (760, 265513)]