22057880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{251}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 53978400

約数和(自身を除く): 31920520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 251, 260, 338, 502, 520, 676, 845, 1004, 1255, 1352, 1690, 2008, 2197, 2510, 3263, 3380, 4394, 5020, 6526, 6760, 8788, 10040, 10985, 13052, 16315, 17576, 21970, 26104, 32630, 42419, 43940, 65260, 84838, 87880, 130520, 169676, 212095, 339352, 424190, 551447, 848380, 1102894, 1696760, 2205788, 2757235, 4411576, 5514470, 11028940, 22057880]

約数ペア:

[(1, 22057880), (2, 11028940), (4, 5514470), (5, 4411576), (8, 2757235), (10, 2205788), (13, 1696760), (20, 1102894), (26, 848380), (40, 551447), (52, 424190), (65, 339352), (104, 212095), (130, 169676), (169, 130520), (251, 87880), (260, 84838), (338, 65260), (502, 43940), (520, 42419), (676, 32630), (845, 26104), (1004, 21970), (1255, 17576), (1352, 16315), (1690, 13052), (2008, 10985), (2197, 10040), (2510, 8788), (3263, 6760), (3380, 6526), (4394, 5020)]