13579280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1187}}^1$

素因数の和:1224

約数の個数: 80

約数和(自身を含む): 37122624

約数和(自身を除く): 23543344

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1187, 1430, 2288, 2374, 2860, 4748, 5720, 5935, 9496, 11440, 11870, 13057, 15431, 18992, 23740, 26114, 30862, 47480, 52228, 61724, 65285, 77155, 94960, 104456, 123448, 130570, 154310, 169741, 208912, 246896, 261140, 308620, 339482, 522280, 617240, 678964, 848705, 1044560, 1234480, 1357928, 1697410, 2715856, 3394820, 6789640, 13579280]

約数ペア:

[(1, 13579280), (2, 6789640), (4, 3394820), (5, 2715856), (8, 1697410), (10, 1357928), (11, 1234480), (13, 1044560), (16, 848705), (20, 678964), (22, 617240), (26, 522280), (40, 339482), (44, 308620), (52, 261140), (55, 246896), (65, 208912), (80, 169741), (88, 154310), (104, 130570), (110, 123448), (130, 104456), (143, 94960), (176, 77155), (208, 65285), (220, 61724), (260, 52228), (286, 47480), (440, 30862), (520, 26114), (572, 23740), (715, 18992), (880, 15431), (1040, 13057), (1144, 11870), (1187, 11440), (1430, 9496), (2288, 5935), (2374, 5720), (2860, 4748)]