384449260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{3529}}^1$

素因数の和:3970

約数の個数: 48

約数和(自身を含む): 871768800

約数和(自身を除く): 487319540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 419, 838, 1676, 2095, 3529, 4190, 5447, 7058, 8380, 10894, 14116, 17645, 21788, 27235, 35290, 45877, 54470, 70580, 91754, 108940, 183508, 229385, 458770, 917540, 1478651, 2957302, 5914604, 7393255, 14786510, 19222463, 29573020, 38444926, 76889852, 96112315, 192224630, 384449260]

約数ペア:

[(1, 384449260), (2, 192224630), (4, 96112315), (5, 76889852), (10, 38444926), (13, 29573020), (20, 19222463), (26, 14786510), (52, 7393255), (65, 5914604), (130, 2957302), (260, 1478651), (419, 917540), (838, 458770), (1676, 229385), (2095, 183508), (3529, 108940), (4190, 91754), (5447, 70580), (7058, 54470), (8380, 45877), (10894, 35290), (14116, 27235), (17645, 21788)]