19224400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3697}}^1$

素因数の和:3728

約数の個数: 60

約数和(自身を含む): 49752892

約数和(自身を除く): 30528492

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 3697, 5200, 7394, 14788, 18485, 29576, 36970, 48061, 59152, 73940, 92425, 96122, 147880, 184850, 192244, 240305, 295760, 369700, 384488, 480610, 739400, 768976, 961220, 1201525, 1478800, 1922440, 2403050, 3844880, 4806100, 9612200, 19224400]

約数ペア:

[(1, 19224400), (2, 9612200), (4, 4806100), (5, 3844880), (8, 2403050), (10, 1922440), (13, 1478800), (16, 1201525), (20, 961220), (25, 768976), (26, 739400), (40, 480610), (50, 384488), (52, 369700), (65, 295760), (80, 240305), (100, 192244), (104, 184850), (130, 147880), (200, 96122), (208, 92425), (260, 73940), (325, 59152), (400, 48061), (520, 36970), (650, 29576), (1040, 18485), (1300, 14788), (2600, 7394), (3697, 5200)]