1920158020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{23029}}^1$

素因数の和:23428

約数の個数: 48

約数和(自身を含む): 4410705600

約数和(自身を除く): 2490547580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 379, 758, 1516, 1895, 3790, 4169, 7580, 8338, 16676, 20845, 23029, 41690, 46058, 83380, 92116, 115145, 230290, 253319, 460580, 506638, 1013276, 1266595, 2533190, 5066380, 8727991, 17455982, 34911964, 43639955, 87279910, 96007901, 174559820, 192015802, 384031604, 480039505, 960079010, 1920158020]

約数ペア:

[(1, 1920158020), (2, 960079010), (4, 480039505), (5, 384031604), (10, 192015802), (11, 174559820), (20, 96007901), (22, 87279910), (44, 43639955), (55, 34911964), (110, 17455982), (220, 8727991), (379, 5066380), (758, 2533190), (1516, 1266595), (1895, 1013276), (3790, 506638), (4169, 460580), (7580, 253319), (8338, 230290), (16676, 115145), (20845, 92116), (23029, 83380), (41690, 46058)]