208059810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{990761}}^1$

素因数の和:990778

約数の個数: 32

約数和(自身を含む): 570678912

約数和(自身を除く): 362619102

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 990761, 1981522, 2972283, 4953805, 5944566, 6935327, 9907610, 13870654, 14861415, 20805981, 29722830, 34676635, 41611962, 69353270, 104029905, 208059810]

約数ペア:

[(1, 208059810), (2, 104029905), (3, 69353270), (5, 41611962), (6, 34676635), (7, 29722830), (10, 20805981), (14, 14861415), (15, 13870654), (21, 9907610), (30, 6935327), (35, 5944566), (42, 4953805), (70, 2972283), (105, 1981522), (210, 990761)]