2667713680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1075691}}^1$

素因数の和:1075735

約数の個数: 40

約数和(自身を含む): 6402518784

約数和(自身を除く): 3734805104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 1075691, 2151382, 4302764, 5378455, 8605528, 10756910, 17211056, 21513820, 33346421, 43027640, 66692842, 86055280, 133385684, 166732105, 266771368, 333464210, 533542736, 666928420, 1333856840, 2667713680]

約数ペア:

[(1, 2667713680), (2, 1333856840), (4, 666928420), (5, 533542736), (8, 333464210), (10, 266771368), (16, 166732105), (20, 133385684), (31, 86055280), (40, 66692842), (62, 43027640), (80, 33346421), (124, 21513820), (155, 17211056), (248, 10756910), (310, 8605528), (496, 5378455), (620, 4302764), (1240, 2151382), (2480, 1075691)]