87390040

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{5953}}^1$

素因数の和:6331

約数の個数: 32

約数和(自身を含む): 197196480

約数和(自身を除く): 109806440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1835, 2936, 3670, 5953, 7340, 11906, 14680, 23812, 29765, 47624, 59530, 119060, 238120, 2184751, 4369502, 8739004, 10923755, 17478008, 21847510, 43695020, 87390040]

約数ペア:

[(1, 87390040), (2, 43695020), (4, 21847510), (5, 17478008), (8, 10923755), (10, 8739004), (20, 4369502), (40, 2184751), (367, 238120), (734, 119060), (1468, 59530), (1835, 47624), (2936, 29765), (3670, 23812), (5953, 14680), (7340, 11906)]