22468640

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{389}}^1$

素因数の和:442

約数の個数: 72

約数和(自身を含む): 56167020

約数和(自身を除く): 33698380

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 361, 380, 389, 608, 722, 760, 778, 1444, 1520, 1556, 1805, 1945, 2888, 3040, 3112, 3610, 3890, 5776, 6224, 7220, 7391, 7780, 11552, 12448, 14440, 14782, 15560, 28880, 29564, 31120, 36955, 57760, 59128, 62240, 73910, 118256, 140429, 147820, 236512, 280858, 295640, 561716, 591280, 702145, 1123432, 1182560, 1404290, 2246864, 2808580, 4493728, 5617160, 11234320, 22468640]

約数ペア:

[(1, 22468640), (2, 11234320), (4, 5617160), (5, 4493728), (8, 2808580), (10, 2246864), (16, 1404290), (19, 1182560), (20, 1123432), (32, 702145), (38, 591280), (40, 561716), (76, 295640), (80, 280858), (95, 236512), (152, 147820), (160, 140429), (190, 118256), (304, 73910), (361, 62240), (380, 59128), (389, 57760), (608, 36955), (722, 31120), (760, 29564), (778, 28880), (1444, 15560), (1520, 14782), (1556, 14440), (1805, 12448), (1945, 11552), (2888, 7780), (3040, 7391), (3112, 7220), (3610, 6224), (3890, 5776)]