3927440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4463}}^1$

素因数の和:4487

約数の個数: 40

約数和(自身を含む): 9963648

約数和(自身を除く): 6036208

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 4463, 8926, 17852, 22315, 35704, 44630, 49093, 71408, 89260, 98186, 178520, 196372, 245465, 357040, 392744, 490930, 785488, 981860, 1963720, 3927440]

約数ペア:

[(1, 3927440), (2, 1963720), (4, 981860), (5, 785488), (8, 490930), (10, 392744), (11, 357040), (16, 245465), (20, 196372), (22, 178520), (40, 98186), (44, 89260), (55, 71408), (80, 49093), (88, 44630), (110, 35704), (176, 22315), (220, 17852), (440, 8926), (880, 4463)]