1921168920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1455431}}^1$

素因数の和:1455456

約数の個数: 64

約数和(自身を含む): 6287466240

約数和(自身を除く): 4366297320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 1455431, 2910862, 4366293, 5821724, 7277155, 8732586, 11643448, 14554310, 16009741, 17465172, 21831465, 29108620, 32019482, 34930344, 43662930, 48029223, 58217240, 64038964, 80048705, 87325860, 96058446, 128077928, 160097410, 174651720, 192116892, 240146115, 320194820, 384233784, 480292230, 640389640, 960584460, 1921168920]

約数ペア:

[(1, 1921168920), (2, 960584460), (3, 640389640), (4, 480292230), (5, 384233784), (6, 320194820), (8, 240146115), (10, 192116892), (11, 174651720), (12, 160097410), (15, 128077928), (20, 96058446), (22, 87325860), (24, 80048705), (30, 64038964), (33, 58217240), (40, 48029223), (44, 43662930), (55, 34930344), (60, 32019482), (66, 29108620), (88, 21831465), (110, 17465172), (120, 16009741), (132, 14554310), (165, 11643448), (220, 8732586), (264, 7277155), (330, 5821724), (440, 4366293), (660, 2910862), (1320, 1455431)]