780052020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1181897}}^1$

素因数の和:1181920

約数の個数: 48

約数和(自身を含む): 2382706368

約数和(自身を除く): 1602654348

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 1181897, 2363794, 3545691, 4727588, 5909485, 7091382, 11818970, 13000867, 14182764, 17728455, 23637940, 26001734, 35456910, 39002601, 52003468, 65004335, 70913820, 78005202, 130008670, 156010404, 195013005, 260017340, 390026010, 780052020]

約数ペア:

[(1, 780052020), (2, 390026010), (3, 260017340), (4, 195013005), (5, 156010404), (6, 130008670), (10, 78005202), (11, 70913820), (12, 65004335), (15, 52003468), (20, 39002601), (22, 35456910), (30, 26001734), (33, 23637940), (44, 17728455), (55, 14182764), (60, 13000867), (66, 11818970), (110, 7091382), (132, 5909485), (165, 4727588), (220, 3545691), (330, 2363794), (660, 1181897)]