219963040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{124979}}^1$

素因数の和:125005

約数の個数: 48

約数和(自身を含む): 566909280

約数和(自身を除く): 346946240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 124979, 249958, 499916, 624895, 999832, 1249790, 1374769, 1999664, 2499580, 2749538, 3999328, 4999160, 5499076, 6873845, 9998320, 10998152, 13747690, 19996640, 21996304, 27495380, 43992608, 54990760, 109981520, 219963040]

約数ペア:

[(1, 219963040), (2, 109981520), (4, 54990760), (5, 43992608), (8, 27495380), (10, 21996304), (11, 19996640), (16, 13747690), (20, 10998152), (22, 9998320), (32, 6873845), (40, 5499076), (44, 4999160), (55, 3999328), (80, 2749538), (88, 2499580), (110, 1999664), (160, 1374769), (176, 1249790), (220, 999832), (352, 624895), (440, 499916), (880, 249958), (1760, 124979)]