19636760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3433}}^1$

素因数の和:3468

約数の個数: 64

約数和(自身を含む): 51922080

約数和(自身を除く): 32285320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 3433, 5720, 6866, 13732, 17165, 27464, 34330, 37763, 44629, 68660, 75526, 89258, 137320, 151052, 178516, 188815, 223145, 302104, 357032, 377630, 446290, 490919, 755260, 892580, 981838, 1510520, 1785160, 1963676, 2454595, 3927352, 4909190, 9818380, 19636760]

約数ペア:

[(1, 19636760), (2, 9818380), (4, 4909190), (5, 3927352), (8, 2454595), (10, 1963676), (11, 1785160), (13, 1510520), (20, 981838), (22, 892580), (26, 755260), (40, 490919), (44, 446290), (52, 377630), (55, 357032), (65, 302104), (88, 223145), (104, 188815), (110, 178516), (130, 151052), (143, 137320), (220, 89258), (260, 75526), (286, 68660), (440, 44629), (520, 37763), (572, 34330), (715, 27464), (1144, 17165), (1430, 13732), (2860, 6866), (3433, 5720)]