31959520

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10513}}^1$

素因数の和:10547

約数の個数: 48

約数和(自身を含む): 79485840

約数和(自身を除く): 47526320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 10513, 21026, 42052, 52565, 84104, 105130, 168208, 199747, 210260, 336416, 399494, 420520, 798988, 841040, 998735, 1597976, 1682080, 1997470, 3195952, 3994940, 6391904, 7989880, 15979760, 31959520]

約数ペア:

[(1, 31959520), (2, 15979760), (4, 7989880), (5, 6391904), (8, 3994940), (10, 3195952), (16, 1997470), (19, 1682080), (20, 1597976), (32, 998735), (38, 841040), (40, 798988), (76, 420520), (80, 399494), (95, 336416), (152, 210260), (160, 199747), (190, 168208), (304, 105130), (380, 84104), (608, 52565), (760, 42052), (1520, 21026), (3040, 10513)]