43949890

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{661}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 81267120

約数和(自身を除く): 37317230

約数列:

[1, 2, 5, 10, 61, 109, 122, 218, 305, 545, 610, 661, 1090, 1322, 3305, 6610, 6649, 13298, 33245, 40321, 66490, 72049, 80642, 144098, 201605, 360245, 403210, 720490, 4394989, 8789978, 21974945, 43949890]

約数ペア:

[(1, 43949890), (2, 21974945), (5, 8789978), (10, 4394989), (61, 720490), (109, 403210), (122, 360245), (218, 201605), (305, 144098), (545, 80642), (610, 72049), (661, 66490), (1090, 40321), (1322, 33245), (3305, 13298), (6610, 6649)]