458120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 1111320

約数和(自身を除く): 653200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 881, 1762, 3524, 4405, 7048, 8810, 11453, 17620, 22906, 35240, 45812, 57265, 91624, 114530, 229060, 458120]

約数ペア:

[(1, 458120), (2, 229060), (4, 114530), (5, 91624), (8, 57265), (10, 45812), (13, 35240), (20, 22906), (26, 17620), (40, 11453), (52, 8810), (65, 7048), (104, 4405), (130, 3524), (260, 1762), (520, 881)]