9447657890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2011}}^1\times {\mathrm{42709}}^1$

素因数の和:44738

約数の個数: 32

約数和(自身を含む): 18561424320

約数和(自身を除く): 9113766430

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 2011, 4022, 10055, 20110, 22121, 42709, 44242, 85418, 110605, 213545, 221210, 427090, 469799, 939598, 2348995, 4697990, 85887799, 171775598, 429438995, 858877990, 944765789, 1889531578, 4723828945, 9447657890]

約数ペア:

[(1, 9447657890), (2, 4723828945), (5, 1889531578), (10, 944765789), (11, 858877990), (22, 429438995), (55, 171775598), (110, 85887799), (2011, 4697990), (4022, 2348995), (10055, 939598), (20110, 469799), (22121, 427090), (42709, 221210), (44242, 213545), (85418, 110605)]