12813720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{106781}}^1$

素因数の和:106795

約数の個数: 32

約数和(自身を含む): 38441520

約数和(自身を除く): 25627800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 106781, 213562, 320343, 427124, 533905, 640686, 854248, 1067810, 1281372, 1601715, 2135620, 2562744, 3203430, 4271240, 6406860, 12813720]

約数ペア:

[(1, 12813720), (2, 6406860), (3, 4271240), (4, 3203430), (5, 2562744), (6, 2135620), (8, 1601715), (10, 1281372), (12, 1067810), (15, 854248), (20, 640686), (24, 533905), (30, 427124), (40, 320343), (60, 213562), (120, 106781)]