2011286990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2\times {\mathrm{3041}}^1$

素因数の和:3185

約数の個数: 48

約数和(自身を含む): 3877819920

約数和(自身を除く): 1866532930

約数列:

[1, 2, 5, 10, 19, 38, 59, 95, 118, 190, 295, 590, 1121, 2242, 3041, 3481, 5605, 6082, 6962, 11210, 15205, 17405, 30410, 34810, 57779, 66139, 115558, 132278, 179419, 288895, 330695, 358838, 577790, 661390, 897095, 1794190, 3408961, 6817922, 10585721, 17044805, 21171442, 34089610, 52928605, 105857210, 201128699, 402257398, 1005643495, 2011286990]

約数ペア:

[(1, 2011286990), (2, 1005643495), (5, 402257398), (10, 201128699), (19, 105857210), (38, 52928605), (59, 34089610), (95, 21171442), (118, 17044805), (190, 10585721), (295, 6817922), (590, 3408961), (1121, 1794190), (2242, 897095), (3041, 661390), (3481, 577790), (5605, 358838), (6082, 330695), (6962, 288895), (11210, 179419), (15205, 132278), (17405, 115558), (30410, 66139), (34810, 57779)]