20769540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31469}}^1$

素因数の和:31492

約数の個数: 48

約数和(自身を含む): 63443520

約数和(自身を除く): 42673980

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, 31469, 62938, 94407, 125876, 157345, 188814, 314690, 346159, 377628, 472035, 629380, 692318, 944070, 1038477, 1384636, 1730795, 1888140, 2076954, 3461590, 4153908, 5192385, 6923180, 10384770, 20769540]

約数ペア:

[(1, 20769540), (2, 10384770), (3, 6923180), (4, 5192385), (5, 4153908), (6, 3461590), (10, 2076954), (11, 1888140), (12, 1730795), (15, 1384636), (20, 1038477), (22, 944070), (30, 692318), (33, 629380), (44, 472035), (55, 377628), (60, 346159), (66, 314690), (110, 188814), (132, 157345), (165, 125876), (220, 94407), (330, 62938), (660, 31469)]