2099689520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{6091}}^1$

素因数の和:6274

約数の個数: 80

約数和(自身を含む): 5076341760

約数和(自身を除く): 2976652240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 139, 155, 248, 278, 310, 496, 556, 620, 695, 1112, 1240, 1390, 2224, 2480, 2780, 4309, 5560, 6091, 8618, 11120, 12182, 17236, 21545, 24364, 30455, 34472, 43090, 48728, 60910, 68944, 86180, 97456, 121820, 172360, 188821, 243640, 344720, 377642, 487280, 755284, 846649, 944105, 1510568, 1693298, 1888210, 3021136, 3386596, 3776420, 4233245, 6773192, 7552840, 8466490, 13546384, 15105680, 16932980, 26246119, 33865960, 52492238, 67731920, 104984476, 131230595, 209968952, 262461190, 419937904, 524922380, 1049844760, 2099689520]

約数ペア:

[(1, 2099689520), (2, 1049844760), (4, 524922380), (5, 419937904), (8, 262461190), (10, 209968952), (16, 131230595), (20, 104984476), (31, 67731920), (40, 52492238), (62, 33865960), (80, 26246119), (124, 16932980), (139, 15105680), (155, 13546384), (248, 8466490), (278, 7552840), (310, 6773192), (496, 4233245), (556, 3776420), (620, 3386596), (695, 3021136), (1112, 1888210), (1240, 1693298), (1390, 1510568), (2224, 944105), (2480, 846649), (2780, 755284), (4309, 487280), (5560, 377642), (6091, 344720), (8618, 243640), (11120, 188821), (12182, 172360), (17236, 121820), (21545, 97456), (24364, 86180), (30455, 68944), (34472, 60910), (43090, 48728)]