2804464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 40

約数和(自身を含む): 5954480

約数和(自身を除く): 3150016

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 139, 194, 208, 278, 388, 556, 776, 1112, 1261, 1552, 1807, 2224, 2522, 3614, 5044, 7228, 10088, 13483, 14456, 20176, 26966, 28912, 53932, 107864, 175279, 215728, 350558, 701116, 1402232, 2804464]

約数ペア:

[(1, 2804464), (2, 1402232), (4, 701116), (8, 350558), (13, 215728), (16, 175279), (26, 107864), (52, 53932), (97, 28912), (104, 26966), (139, 20176), (194, 14456), (208, 13483), (278, 10088), (388, 7228), (556, 5044), (776, 3614), (1112, 2522), (1261, 2224), (1552, 1807)]