13909940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2749}}^1$

素因数の和:2792

約数の個数: 48

約数和(自身を含む): 33264000

約数和(自身を除く): 19354060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 2749, 5060, 5498, 10996, 13745, 27490, 30239, 54980, 60478, 63227, 120956, 126454, 151195, 252908, 302390, 316135, 604780, 632270, 695497, 1264540, 1390994, 2781988, 3477485, 6954970, 13909940]

約数ペア:

[(1, 13909940), (2, 6954970), (4, 3477485), (5, 2781988), (10, 1390994), (11, 1264540), (20, 695497), (22, 632270), (23, 604780), (44, 316135), (46, 302390), (55, 252908), (92, 151195), (110, 126454), (115, 120956), (220, 63227), (230, 60478), (253, 54980), (460, 30239), (506, 27490), (1012, 13745), (1265, 10996), (2530, 5498), (2749, 5060)]