2011125420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{26539}}^1$

素因数の和:26975

約数の個数: 72

約数和(自身を含む): 6115134480

約数和(自身を除く): 4104009060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 421, 842, 1263, 1684, 2105, 2526, 3789, 4210, 5052, 6315, 7578, 8420, 12630, 15156, 18945, 25260, 26539, 37890, 53078, 75780, 79617, 106156, 132695, 159234, 238851, 265390, 318468, 398085, 477702, 530780, 796170, 955404, 1194255, 1592340, 2388510, 4777020, 11172919, 22345838, 33518757, 44691676, 55864595, 67037514, 100556271, 111729190, 134075028, 167593785, 201112542, 223458380, 335187570, 402225084, 502781355, 670375140, 1005562710, 2011125420]

約数ペア:

[(1, 2011125420), (2, 1005562710), (3, 670375140), (4, 502781355), (5, 402225084), (6, 335187570), (9, 223458380), (10, 201112542), (12, 167593785), (15, 134075028), (18, 111729190), (20, 100556271), (30, 67037514), (36, 55864595), (45, 44691676), (60, 33518757), (90, 22345838), (180, 11172919), (421, 4777020), (842, 2388510), (1263, 1592340), (1684, 1194255), (2105, 955404), (2526, 796170), (3789, 530780), (4210, 477702), (5052, 398085), (6315, 318468), (7578, 265390), (8420, 238851), (12630, 159234), (15156, 132695), (18945, 106156), (25260, 79617), (26539, 75780), (37890, 53078)]