489448520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1112383}}^1$

素因数の和:1112405

約数の個数: 32

約数和(自身を含む): 1201374720

約数和(自身を除く): 711926200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 1112383, 2224766, 4449532, 5561915, 8899064, 11123830, 12236213, 22247660, 24472426, 44495320, 48944852, 61181065, 97889704, 122362130, 244724260, 489448520]

約数ペア:

[(1, 489448520), (2, 244724260), (4, 122362130), (5, 97889704), (8, 61181065), (10, 48944852), (11, 44495320), (20, 24472426), (22, 22247660), (40, 12236213), (44, 11123830), (55, 8899064), (88, 5561915), (110, 4449532), (220, 2224766), (440, 1112383)]