1128920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{167}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 2766960

約数和(自身を除く): 1638040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 167, 169, 260, 334, 338, 520, 668, 676, 835, 845, 1336, 1352, 1670, 1690, 2171, 3340, 3380, 4342, 6680, 6760, 8684, 10855, 17368, 21710, 28223, 43420, 56446, 86840, 112892, 141115, 225784, 282230, 564460, 1128920]

約数ペア:

[(1, 1128920), (2, 564460), (4, 282230), (5, 225784), (8, 141115), (10, 112892), (13, 86840), (20, 56446), (26, 43420), (40, 28223), (52, 21710), (65, 17368), (104, 10855), (130, 8684), (167, 6760), (169, 6680), (260, 4342), (334, 3380), (338, 3340), (520, 2171), (668, 1690), (676, 1670), (835, 1352), (845, 1336)]