15378680

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{10391}}^1$

素因数の和:10439

約数の個数: 32

約数和(自身を含む): 35540640

約数和(自身を除く): 20161960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 10391, 20782, 41564, 51955, 83128, 103910, 207820, 384467, 415640, 768934, 1537868, 1922335, 3075736, 3844670, 7689340, 15378680]

約数ペア:

[(1, 15378680), (2, 7689340), (4, 3844670), (5, 3075736), (8, 1922335), (10, 1537868), (20, 768934), (37, 415640), (40, 384467), (74, 207820), (148, 103910), (185, 83128), (296, 51955), (370, 41564), (740, 20782), (1480, 10391)]