9421940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{379}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 21833280

約数和(自身を除く): 12411340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 220, 226, 379, 452, 565, 758, 1130, 1243, 1516, 1895, 2260, 2486, 3790, 4169, 4972, 6215, 7580, 8338, 12430, 16676, 20845, 24860, 41690, 42827, 83380, 85654, 171308, 214135, 428270, 471097, 856540, 942194, 1884388, 2355485, 4710970, 9421940]

約数ペア:

[(1, 9421940), (2, 4710970), (4, 2355485), (5, 1884388), (10, 942194), (11, 856540), (20, 471097), (22, 428270), (44, 214135), (55, 171308), (110, 85654), (113, 83380), (220, 42827), (226, 41690), (379, 24860), (452, 20845), (565, 16676), (758, 12430), (1130, 8338), (1243, 7580), (1516, 6215), (1895, 4972), (2260, 4169), (2486, 3790)]