409228270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1901}}^1$

素因数の和:2041

約数の個数: 64

約数和(自身を含む): 854530560

約数和(自身を除く): 445302290

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 103, 110, 190, 206, 209, 418, 515, 1030, 1045, 1133, 1901, 1957, 2090, 2266, 3802, 3914, 5665, 9505, 9785, 11330, 19010, 19570, 20911, 21527, 36119, 41822, 43054, 72238, 104555, 107635, 180595, 195803, 209110, 215270, 361190, 391606, 397309, 794618, 979015, 1958030, 1986545, 2153833, 3720257, 3973090, 4307666, 7440514, 10769165, 18601285, 21538330, 37202570, 40922827, 81845654, 204614135, 409228270]

約数ペア:

[(1, 409228270), (2, 204614135), (5, 81845654), (10, 40922827), (11, 37202570), (19, 21538330), (22, 18601285), (38, 10769165), (55, 7440514), (95, 4307666), (103, 3973090), (110, 3720257), (190, 2153833), (206, 1986545), (209, 1958030), (418, 979015), (515, 794618), (1030, 397309), (1045, 391606), (1133, 361190), (1901, 215270), (1957, 209110), (2090, 195803), (2266, 180595), (3802, 107635), (3914, 104555), (5665, 72238), (9505, 43054), (9785, 41822), (11330, 36119), (19010, 21527), (19570, 20911)]