20167580240

素因数分解:

$2^4\times 5^1\times {\mathrm{11677}}^1\times {\mathrm{21589}}^1$

素因数の和:33279

約数の個数: 40

約数和(自身を含む): 46895811720

約数和(自身を除く): 26728231480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 11677, 21589, 23354, 43178, 46708, 58385, 86356, 93416, 107945, 116770, 172712, 186832, 215890, 233540, 345424, 431780, 467080, 863560, 934160, 1727120, 252094753, 504189506, 1008379012, 1260473765, 2016758024, 2520947530, 4033516048, 5041895060, 10083790120, 20167580240]

約数ペア:

[(1, 20167580240), (2, 10083790120), (4, 5041895060), (5, 4033516048), (8, 2520947530), (10, 2016758024), (16, 1260473765), (20, 1008379012), (40, 504189506), (80, 252094753), (11677, 1727120), (21589, 934160), (23354, 863560), (43178, 467080), (46708, 431780), (58385, 345424), (86356, 233540), (93416, 215890), (107945, 186832), (116770, 172712)]