320199220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1117}}^1\times {\mathrm{1303}}^1$

素因数の和:2440

約数の個数: 48

約数和(自身を含む): 734767488

約数和(自身を除く): 414568268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1117, 1303, 2234, 2606, 4468, 5212, 5585, 6515, 11170, 12287, 13030, 14333, 22340, 24574, 26060, 28666, 49148, 57332, 61435, 71665, 122870, 143330, 245740, 286660, 1455451, 2910902, 5821804, 7277255, 14554510, 16009961, 29109020, 32019922, 64039844, 80049805, 160099610, 320199220]

約数ペア:

[(1, 320199220), (2, 160099610), (4, 80049805), (5, 64039844), (10, 32019922), (11, 29109020), (20, 16009961), (22, 14554510), (44, 7277255), (55, 5821804), (110, 2910902), (220, 1455451), (1117, 286660), (1303, 245740), (2234, 143330), (2606, 122870), (4468, 71665), (5212, 61435), (5585, 57332), (6515, 49148), (11170, 28666), (12287, 26060), (13030, 24574), (14333, 22340)]