12744820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3049}}^1$

素因数の和:3088

約数の個数: 48

約数和(自身を含む): 30744000

約数和(自身を除く): 17999180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 3049, 4180, 6098, 12196, 15245, 30490, 33539, 57931, 60980, 67078, 115862, 134156, 167695, 231724, 289655, 335390, 579310, 637241, 670780, 1158620, 1274482, 2548964, 3186205, 6372410, 12744820]

約数ペア:

[(1, 12744820), (2, 6372410), (4, 3186205), (5, 2548964), (10, 1274482), (11, 1158620), (19, 670780), (20, 637241), (22, 579310), (38, 335390), (44, 289655), (55, 231724), (76, 167695), (95, 134156), (110, 115862), (190, 67078), (209, 60980), (220, 57931), (380, 33539), (418, 30490), (836, 15245), (1045, 12196), (2090, 6098), (3049, 4180)]