74204780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1709}}^1$

素因数の和:1898

約数の個数: 48

約数和(自身を含む): 168920640

約数和(自身を除く): 94715860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 167, 260, 334, 668, 835, 1670, 1709, 2171, 3340, 3418, 4342, 6836, 8545, 8684, 10855, 17090, 21710, 22217, 34180, 43420, 44434, 88868, 111085, 222170, 285403, 444340, 570806, 1141612, 1427015, 2854030, 3710239, 5708060, 7420478, 14840956, 18551195, 37102390, 74204780]

約数ペア:

[(1, 74204780), (2, 37102390), (4, 18551195), (5, 14840956), (10, 7420478), (13, 5708060), (20, 3710239), (26, 2854030), (52, 1427015), (65, 1141612), (130, 570806), (167, 444340), (260, 285403), (334, 222170), (668, 111085), (835, 88868), (1670, 44434), (1709, 43420), (2171, 34180), (3340, 22217), (3418, 21710), (4342, 17090), (6836, 10855), (8545, 8684)]