1223240

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{577}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 2809080

約数和(自身を除く): 1585840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 577, 1060, 1154, 2120, 2308, 2885, 4616, 5770, 11540, 23080, 30581, 61162, 122324, 152905, 244648, 305810, 611620, 1223240]

約数ペア:

[(1, 1223240), (2, 611620), (4, 305810), (5, 244648), (8, 152905), (10, 122324), (20, 61162), (40, 30581), (53, 23080), (106, 11540), (212, 5770), (265, 4616), (424, 2885), (530, 2308), (577, 2120), (1060, 1154)]