22478170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1429}}^1$

素因数の和:1471

約数の個数: 48

約数和(自身を含む): 47927880

約数和(自身を除く): 25449710

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 242, 286, 605, 715, 1210, 1429, 1430, 1573, 2858, 3146, 7145, 7865, 14290, 15719, 15730, 18577, 31438, 37154, 78595, 92885, 157190, 172909, 185770, 204347, 345818, 408694, 864545, 1021735, 1729090, 2043470, 2247817, 4495634, 11239085, 22478170]

約数ペア:

[(1, 22478170), (2, 11239085), (5, 4495634), (10, 2247817), (11, 2043470), (13, 1729090), (22, 1021735), (26, 864545), (55, 408694), (65, 345818), (110, 204347), (121, 185770), (130, 172909), (143, 157190), (242, 92885), (286, 78595), (605, 37154), (715, 31438), (1210, 18577), (1429, 15730), (1430, 15719), (1573, 14290), (2858, 7865), (3146, 7145)]