1894400980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{433}}^1\times {\mathrm{9511}}^1$

素因数の和:9976

約数の個数: 48

約数和(自身を含む): 4161233664

約数和(自身を除く): 2266832684

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 433, 460, 866, 1732, 2165, 4330, 8660, 9511, 9959, 19022, 19918, 38044, 39836, 47555, 49795, 95110, 99590, 190220, 199180, 218753, 437506, 875012, 1093765, 2187530, 4118263, 4375060, 8236526, 16473052, 20591315, 41182630, 82365260, 94720049, 189440098, 378880196, 473600245, 947200490, 1894400980]

約数ペア:

[(1, 1894400980), (2, 947200490), (4, 473600245), (5, 378880196), (10, 189440098), (20, 94720049), (23, 82365260), (46, 41182630), (92, 20591315), (115, 16473052), (230, 8236526), (433, 4375060), (460, 4118263), (866, 2187530), (1732, 1093765), (2165, 875012), (4330, 437506), (8660, 218753), (9511, 199180), (9959, 190220), (19022, 99590), (19918, 95110), (38044, 49795), (39836, 47555)]