61903240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{221083}}^1$

素因数の和:221101

約数の個数: 32

約数和(自身を含む): 159180480

約数和(自身を除く): 97277240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 221083, 442166, 884332, 1105415, 1547581, 1768664, 2210830, 3095162, 4421660, 6190324, 7737905, 8843320, 12380648, 15475810, 30951620, 61903240]

約数ペア:

[(1, 61903240), (2, 30951620), (4, 15475810), (5, 12380648), (7, 8843320), (8, 7737905), (10, 6190324), (14, 4421660), (20, 3095162), (28, 2210830), (35, 1768664), (40, 1547581), (56, 1105415), (70, 884332), (140, 442166), (280, 221083)]