4707820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{953}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 11219040

約数和(自身を除く): 6511220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 953, 988, 1235, 1906, 2470, 3812, 4765, 4940, 9530, 12389, 18107, 19060, 24778, 36214, 49556, 61945, 72428, 90535, 123890, 181070, 235391, 247780, 362140, 470782, 941564, 1176955, 2353910, 4707820]

約数ペア:

[(1, 4707820), (2, 2353910), (4, 1176955), (5, 941564), (10, 470782), (13, 362140), (19, 247780), (20, 235391), (26, 181070), (38, 123890), (52, 90535), (65, 72428), (76, 61945), (95, 49556), (130, 36214), (190, 24778), (247, 19060), (260, 18107), (380, 12389), (494, 9530), (953, 4940), (988, 4765), (1235, 3812), (1906, 2470)]