2019949280

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{1657}}^1$

素因数の和:2092

約数の個数: 96

約数和(自身を含む): 5038860960

約数和(自身を除く): 3018911680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 401, 608, 760, 802, 1520, 1604, 1657, 2005, 3040, 3208, 3314, 4010, 6416, 6628, 7619, 8020, 8285, 12832, 13256, 15238, 16040, 16570, 26512, 30476, 31483, 32080, 33140, 38095, 53024, 60952, 62966, 64160, 66280, 76190, 121904, 125932, 132560, 152380, 157415, 243808, 251864, 265120, 304760, 314830, 503728, 609520, 629660, 664457, 1007456, 1219040, 1259320, 1328914, 2518640, 2657828, 3322285, 5037280, 5315656, 6644570, 10631312, 12624683, 13289140, 21262624, 25249366, 26578280, 50498732, 53156560, 63123415, 100997464, 106313120, 126246830, 201994928, 252493660, 403989856, 504987320, 1009974640, 2019949280]

約数ペア:

[(1, 2019949280), (2, 1009974640), (4, 504987320), (5, 403989856), (8, 252493660), (10, 201994928), (16, 126246830), (19, 106313120), (20, 100997464), (32, 63123415), (38, 53156560), (40, 50498732), (76, 26578280), (80, 25249366), (95, 21262624), (152, 13289140), (160, 12624683), (190, 10631312), (304, 6644570), (380, 5315656), (401, 5037280), (608, 3322285), (760, 2657828), (802, 2518640), (1520, 1328914), (1604, 1259320), (1657, 1219040), (2005, 1007456), (3040, 664457), (3208, 629660), (3314, 609520), (4010, 503728), (6416, 314830), (6628, 304760), (7619, 265120), (8020, 251864), (8285, 243808), (12832, 157415), (13256, 152380), (15238, 132560), (16040, 125932), (16570, 121904), (26512, 76190), (30476, 66280), (31483, 64160), (32080, 62966), (33140, 60952), (38095, 53024)]