56154640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22643}}^1$

素因数の和:22687

約数の個数: 40

約数和(自身を含む): 134777088

約数和(自身を除く): 78622448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 22643, 45286, 90572, 113215, 181144, 226430, 362288, 452860, 701933, 905720, 1403866, 1811440, 2807732, 3509665, 5615464, 7019330, 11230928, 14038660, 28077320, 56154640]

約数ペア:

[(1, 56154640), (2, 28077320), (4, 14038660), (5, 11230928), (8, 7019330), (10, 5615464), (16, 3509665), (20, 2807732), (31, 1811440), (40, 1403866), (62, 905720), (80, 701933), (124, 452860), (155, 362288), (248, 226430), (310, 181144), (496, 113215), (620, 90572), (1240, 45286), (2480, 22643)]