48812740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{269}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 105779520

約数和(自身を除く): 56966780

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 211, 215, 269, 422, 430, 538, 844, 860, 1055, 1076, 1345, 2110, 2690, 4220, 5380, 9073, 11567, 18146, 23134, 36292, 45365, 46268, 56759, 57835, 90730, 113518, 115670, 181460, 227036, 231340, 283795, 567590, 1135180, 2440637, 4881274, 9762548, 12203185, 24406370, 48812740]

約数ペア:

[(1, 48812740), (2, 24406370), (4, 12203185), (5, 9762548), (10, 4881274), (20, 2440637), (43, 1135180), (86, 567590), (172, 283795), (211, 231340), (215, 227036), (269, 181460), (422, 115670), (430, 113518), (538, 90730), (844, 57835), (860, 56759), (1055, 46268), (1076, 45365), (1345, 36292), (2110, 23134), (2690, 18146), (4220, 11567), (5380, 9073)]