20664032760

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{8200013}}^1$

素因数の和:8200037

約数の個数: 96

約数和(自身を含む): 76752131040

約数和(自身を除く): 56088098280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 8200013, 16400026, 24600039, 32800052, 41000065, 49200078, 57400091, 65600104, 73800117, 82000130, 98400156, 114800182, 123000195, 147600234, 164000260, 172200273, 196800312, 229600364, 246000390, 287000455, 295200468, 328000520, 344400546, 369000585, 459200728, 492000780, 516600819, 574000910, 590400936, 688801092, 738001170, 861001365, 984001560, 1033201638, 1148001820, 1377602184, 1476002340, 1722002730, 2066403276, 2296003640, 2583004095, 2952004680, 3444005460, 4132806552, 5166008190, 6888010920, 10332016380, 20664032760]

約数ペア:

[(1, 20664032760), (2, 10332016380), (3, 6888010920), (4, 5166008190), (5, 4132806552), (6, 3444005460), (7, 2952004680), (8, 2583004095), (9, 2296003640), (10, 2066403276), (12, 1722002730), (14, 1476002340), (15, 1377602184), (18, 1148001820), (20, 1033201638), (21, 984001560), (24, 861001365), (28, 738001170), (30, 688801092), (35, 590400936), (36, 574000910), (40, 516600819), (42, 492000780), (45, 459200728), (56, 369000585), (60, 344400546), (63, 328000520), (70, 295200468), (72, 287000455), (84, 246000390), (90, 229600364), (105, 196800312), (120, 172200273), (126, 164000260), (140, 147600234), (168, 123000195), (180, 114800182), (210, 98400156), (252, 82000130), (280, 73800117), (315, 65600104), (360, 57400091), (420, 49200078), (504, 41000065), (630, 32800052), (840, 24600039), (1260, 16400026), (2520, 8200013)]