2622880

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1$

素因数の和:138

約数の個数: 72

約数和(自身を含む): 6779052

約数和(自身を除く): 4156172

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 97, 104, 130, 160, 169, 194, 208, 260, 338, 388, 416, 485, 520, 676, 776, 845, 970, 1040, 1261, 1352, 1552, 1690, 1940, 2080, 2522, 2704, 3104, 3380, 3880, 5044, 5408, 6305, 6760, 7760, 10088, 12610, 13520, 15520, 16393, 20176, 25220, 27040, 32786, 40352, 50440, 65572, 81965, 100880, 131144, 163930, 201760, 262288, 327860, 524576, 655720, 1311440, 2622880]

約数ペア:

[(1, 2622880), (2, 1311440), (4, 655720), (5, 524576), (8, 327860), (10, 262288), (13, 201760), (16, 163930), (20, 131144), (26, 100880), (32, 81965), (40, 65572), (52, 50440), (65, 40352), (80, 32786), (97, 27040), (104, 25220), (130, 20176), (160, 16393), (169, 15520), (194, 13520), (208, 12610), (260, 10088), (338, 7760), (388, 6760), (416, 6305), (485, 5408), (520, 5044), (676, 3880), (776, 3380), (845, 3104), (970, 2704), (1040, 2522), (1261, 2080), (1352, 1940), (1552, 1690)]