22451440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:878

約数の個数: 80

約数和(自身を含む): 58853376

約数和(自身を除く): 36401936

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 823, 880, 1240, 1364, 1646, 1705, 2480, 2728, 3292, 3410, 4115, 5456, 6584, 6820, 8230, 9053, 13168, 13640, 16460, 18106, 25513, 27280, 32920, 36212, 45265, 51026, 65840, 72424, 90530, 102052, 127565, 144848, 181060, 204104, 255130, 280643, 362120, 408208, 510260, 561286, 724240, 1020520, 1122572, 1403215, 2041040, 2245144, 2806430, 4490288, 5612860, 11225720, 22451440]

約数ペア:

[(1, 22451440), (2, 11225720), (4, 5612860), (5, 4490288), (8, 2806430), (10, 2245144), (11, 2041040), (16, 1403215), (20, 1122572), (22, 1020520), (31, 724240), (40, 561286), (44, 510260), (55, 408208), (62, 362120), (80, 280643), (88, 255130), (110, 204104), (124, 181060), (155, 144848), (176, 127565), (220, 102052), (248, 90530), (310, 72424), (341, 65840), (440, 51026), (496, 45265), (620, 36212), (682, 32920), (823, 27280), (880, 25513), (1240, 18106), (1364, 16460), (1646, 13640), (1705, 13168), (2480, 9053), (2728, 8230), (3292, 6820), (3410, 6584), (4115, 5456)]