20725110

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{491}}^1$

素因数の和:578

約数の個数: 96

約数和(自身を含む): 62629632

約数和(自身を除く): 41904522

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 67, 70, 90, 105, 126, 134, 201, 210, 315, 335, 402, 469, 491, 603, 630, 670, 938, 982, 1005, 1206, 1407, 1473, 2010, 2345, 2455, 2814, 2946, 3015, 3437, 4221, 4419, 4690, 4910, 6030, 6874, 7035, 7365, 8442, 8838, 10311, 14070, 14730, 17185, 20622, 21105, 22095, 30933, 32897, 34370, 42210, 44190, 51555, 61866, 65794, 98691, 103110, 154665, 164485, 197382, 230279, 296073, 309330, 328970, 460558, 493455, 592146, 690837, 986910, 1151395, 1381674, 1480365, 2072511, 2302790, 2960730, 3454185, 4145022, 6908370, 10362555, 20725110]

約数ペア:

[(1, 20725110), (2, 10362555), (3, 6908370), (5, 4145022), (6, 3454185), (7, 2960730), (9, 2302790), (10, 2072511), (14, 1480365), (15, 1381674), (18, 1151395), (21, 986910), (30, 690837), (35, 592146), (42, 493455), (45, 460558), (63, 328970), (67, 309330), (70, 296073), (90, 230279), (105, 197382), (126, 164485), (134, 154665), (201, 103110), (210, 98691), (315, 65794), (335, 61866), (402, 51555), (469, 44190), (491, 42210), (603, 34370), (630, 32897), (670, 30933), (938, 22095), (982, 21105), (1005, 20622), (1206, 17185), (1407, 14730), (1473, 14070), (2010, 10311), (2345, 8838), (2455, 8442), (2814, 7365), (2946, 7035), (3015, 6874), (3437, 6030), (4221, 4910), (4419, 4690)]