15927760

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5381}}^1$

素因数の和:5431

約数の個数: 40

約数和(自身を含む): 38039976

約数和(自身を除く): 22112216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 5381, 10762, 21524, 26905, 43048, 53810, 86096, 107620, 199097, 215240, 398194, 430480, 796388, 995485, 1592776, 1990970, 3185552, 3981940, 7963880, 15927760]

約数ペア:

[(1, 15927760), (2, 7963880), (4, 3981940), (5, 3185552), (8, 1990970), (10, 1592776), (16, 995485), (20, 796388), (37, 430480), (40, 398194), (74, 215240), (80, 199097), (148, 107620), (185, 86096), (296, 53810), (370, 43048), (592, 26905), (740, 21524), (1480, 10762), (2960, 5381)]