4977440

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2393}}^1$

素因数の和:2421

約数の個数: 48

約数和(自身を含む): 12669048

約数和(自身を除く): 7691608

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 2393, 4786, 9572, 11965, 19144, 23930, 31109, 38288, 47860, 62218, 76576, 95720, 124436, 155545, 191440, 248872, 311090, 382880, 497744, 622180, 995488, 1244360, 2488720, 4977440]

約数ペア:

[(1, 4977440), (2, 2488720), (4, 1244360), (5, 995488), (8, 622180), (10, 497744), (13, 382880), (16, 311090), (20, 248872), (26, 191440), (32, 155545), (40, 124436), (52, 95720), (65, 76576), (80, 62218), (104, 47860), (130, 38288), (160, 31109), (208, 23930), (260, 19144), (416, 11965), (520, 9572), (1040, 4786), (2080, 2393)]