8070294520

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2841653}}^1$

素因数の和:2841735

約数の個数: 32

約数和(自身を含む): 18413917920

約数和(自身を除く): 10343623400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 2841653, 5683306, 11366612, 14208265, 22733224, 28416530, 56833060, 113666120, 201757363, 403514726, 807029452, 1008786815, 1614058904, 2017573630, 4035147260, 8070294520]

約数ペア:

[(1, 8070294520), (2, 4035147260), (4, 2017573630), (5, 1614058904), (8, 1008786815), (10, 807029452), (20, 403514726), (40, 201757363), (71, 113666120), (142, 56833060), (284, 28416530), (355, 22733224), (568, 14208265), (710, 11366612), (1420, 5683306), (2840, 2841653)]