1023440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1163}}^1$

素因数の和:1187

約数の個数: 40

約数和(自身を含む): 2598048

約数和(自身を除く): 1574608

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1163, 2326, 4652, 5815, 9304, 11630, 12793, 18608, 23260, 25586, 46520, 51172, 63965, 93040, 102344, 127930, 204688, 255860, 511720, 1023440]

約数ペア:

[(1, 1023440), (2, 511720), (4, 255860), (5, 204688), (8, 127930), (10, 102344), (11, 93040), (16, 63965), (20, 51172), (22, 46520), (40, 25586), (44, 23260), (55, 18608), (80, 12793), (88, 11630), (110, 9304), (176, 5815), (220, 4652), (440, 2326), (880, 1163)]