40782658

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{601}}^1$

素因数の和:778

約数の個数: 32

約数和(自身を含む): 72471168

約数和(自身を除く): 31688510

約数列:

[1, 2, 7, 14, 37, 74, 131, 259, 262, 518, 601, 917, 1202, 1834, 4207, 4847, 8414, 9694, 22237, 33929, 44474, 67858, 78731, 155659, 157462, 311318, 551117, 1102234, 2913047, 5826094, 20391329, 40782658]

約数ペア:

[(1, 40782658), (2, 20391329), (7, 5826094), (14, 2913047), (37, 1102234), (74, 551117), (131, 311318), (259, 157462), (262, 155659), (518, 78731), (601, 67858), (917, 44474), (1202, 33929), (1834, 22237), (4207, 9694), (4847, 8414)]