2902120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5581}}^1$

素因数の和:5605

約数の個数: 32

約数和(自身を含む): 7033320

約数和(自身を除く): 4131200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 5581, 11162, 22324, 27905, 44648, 55810, 72553, 111620, 145106, 223240, 290212, 362765, 580424, 725530, 1451060, 2902120]

約数ペア:

[(1, 2902120), (2, 1451060), (4, 725530), (5, 580424), (8, 362765), (10, 290212), (13, 223240), (20, 145106), (26, 111620), (40, 72553), (52, 55810), (65, 44648), (104, 27905), (130, 22324), (260, 11162), (520, 5581)]