19866960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{673}}^1$

素因数の和:733

約数の個数: 120

約数和(自身を含む): 68448744

約数和(自身を除く): 48581784

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 328, 360, 369, 410, 492, 615, 656, 673, 720, 738, 820, 984, 1230, 1346, 1476, 1640, 1845, 1968, 2019, 2460, 2692, 2952, 3280, 3365, 3690, 4038, 4920, 5384, 5904, 6057, 6730, 7380, 8076, 9840, 10095, 10768, 12114, 13460, 14760, 16152, 20190, 24228, 26920, 27593, 29520, 30285, 32304, 40380, 48456, 53840, 55186, 60570, 80760, 82779, 96912, 110372, 121140, 137965, 161520, 165558, 220744, 242280, 248337, 275930, 331116, 413895, 441488, 484560, 496674, 551860, 662232, 827790, 993348, 1103720, 1241685, 1324464, 1655580, 1986696, 2207440, 2483370, 3311160, 3973392, 4966740, 6622320, 9933480, 19866960]

約数ペア:

[(1, 19866960), (2, 9933480), (3, 6622320), (4, 4966740), (5, 3973392), (6, 3311160), (8, 2483370), (9, 2207440), (10, 1986696), (12, 1655580), (15, 1324464), (16, 1241685), (18, 1103720), (20, 993348), (24, 827790), (30, 662232), (36, 551860), (40, 496674), (41, 484560), (45, 441488), (48, 413895), (60, 331116), (72, 275930), (80, 248337), (82, 242280), (90, 220744), (120, 165558), (123, 161520), (144, 137965), (164, 121140), (180, 110372), (205, 96912), (240, 82779), (246, 80760), (328, 60570), (360, 55186), (369, 53840), (410, 48456), (492, 40380), (615, 32304), (656, 30285), (673, 29520), (720, 27593), (738, 26920), (820, 24228), (984, 20190), (1230, 16152), (1346, 14760), (1476, 13460), (1640, 12114), (1845, 10768), (1968, 10095), (2019, 9840), (2460, 8076), (2692, 7380), (2952, 6730), (3280, 6057), (3365, 5904), (3690, 5384), (4038, 4920)]