23789890

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{569}}^1$

素因数の和:726

約数の個数: 32

約数和(自身を含む): 44446320

約数和(自身を除く): 20656430

約数列:

[1, 2, 5, 10, 37, 74, 113, 185, 226, 370, 565, 569, 1130, 1138, 2845, 4181, 5690, 8362, 20905, 21053, 41810, 42106, 64297, 105265, 128594, 210530, 321485, 642970, 2378989, 4757978, 11894945, 23789890]

約数ペア:

[(1, 23789890), (2, 11894945), (5, 4757978), (10, 2378989), (37, 642970), (74, 321485), (113, 210530), (185, 128594), (226, 105265), (370, 64297), (565, 42106), (569, 41810), (1130, 21053), (1138, 20905), (2845, 8362), (4181, 5690)]