45420440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{6719}}^1$

素因数の和:6756

約数の個数: 48

約数和(自身を含む): 110678400

約数和(自身を除く): 65257960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6719, 6760, 13438, 26876, 33595, 53752, 67190, 87347, 134380, 174694, 268760, 349388, 436735, 698776, 873470, 1135511, 1746940, 2271022, 3493880, 4542044, 5677555, 9084088, 11355110, 22710220, 45420440]

約数ペア:

[(1, 45420440), (2, 22710220), (4, 11355110), (5, 9084088), (8, 5677555), (10, 4542044), (13, 3493880), (20, 2271022), (26, 1746940), (40, 1135511), (52, 873470), (65, 698776), (104, 436735), (130, 349388), (169, 268760), (260, 174694), (338, 134380), (520, 87347), (676, 67190), (845, 53752), (1352, 33595), (1690, 26876), (3380, 13438), (6719, 6760)]