11491220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{229}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 26236560

約数和(自身を除く): 14745340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 193, 229, 260, 386, 458, 772, 916, 965, 1145, 1930, 2290, 2509, 2977, 3860, 4580, 5018, 5954, 10036, 11908, 12545, 14885, 25090, 29770, 44197, 50180, 59540, 88394, 176788, 220985, 441970, 574561, 883940, 1149122, 2298244, 2872805, 5745610, 11491220]

約数ペア:

[(1, 11491220), (2, 5745610), (4, 2872805), (5, 2298244), (10, 1149122), (13, 883940), (20, 574561), (26, 441970), (52, 220985), (65, 176788), (130, 88394), (193, 59540), (229, 50180), (260, 44197), (386, 29770), (458, 25090), (772, 14885), (916, 12545), (965, 11908), (1145, 10036), (1930, 5954), (2290, 5018), (2509, 4580), (2977, 3860)]