2801981840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{5003539}}^1$

素因数の和:5003559

約数の個数: 40

約数和(自身を含む): 7445267520

約数和(自身を除く): 4643285680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 5003539, 10007078, 20014156, 25017695, 35024773, 40028312, 50035390, 70049546, 80056624, 100070780, 140099092, 175123865, 200141560, 280198184, 350247730, 400283120, 560396368, 700495460, 1400990920, 2801981840]

約数ペア:

[(1, 2801981840), (2, 1400990920), (4, 700495460), (5, 560396368), (7, 400283120), (8, 350247730), (10, 280198184), (14, 200141560), (16, 175123865), (20, 140099092), (28, 100070780), (35, 80056624), (40, 70049546), (56, 50035390), (70, 40028312), (80, 35024773), (112, 25017695), (140, 20014156), (280, 10007078), (560, 5003539)]