1901472760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4321529}}^1$

素因数の和:4321551

約数の個数: 32

約数和(自身を含む): 4667252400

約数和(自身を除く): 2765779640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 4321529, 8643058, 17286116, 21607645, 34572232, 43215290, 47536819, 86430580, 95073638, 172861160, 190147276, 237684095, 380294552, 475368190, 950736380, 1901472760]

約数ペア:

[(1, 1901472760), (2, 950736380), (4, 475368190), (5, 380294552), (8, 237684095), (10, 190147276), (11, 172861160), (20, 95073638), (22, 86430580), (40, 47536819), (44, 43215290), (55, 34572232), (88, 21607645), (110, 17286116), (220, 8643058), (440, 4321529)]