12619780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37117}}^1$

素因数の和:37143

約数の個数: 24

約数和(自身を含む): 28061208

約数和(自身を除く): 15441428

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 37117, 74234, 148468, 185585, 371170, 630989, 742340, 1261978, 2523956, 3154945, 6309890, 12619780]

約数ペア:

[(1, 12619780), (2, 6309890), (4, 3154945), (5, 2523956), (10, 1261978), (17, 742340), (20, 630989), (34, 371170), (68, 185585), (85, 148468), (170, 74234), (340, 37117)]