2007943940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1291}}^1\times {\mathrm{4093}}^1$

素因数の和:5412

約数の個数: 48

約数和(自身を含む): 4443136320

約数和(自身を除く): 2435192380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1291, 2582, 4093, 5164, 6455, 8186, 12910, 16372, 20465, 24529, 25820, 40930, 49058, 77767, 81860, 98116, 122645, 155534, 245290, 311068, 388835, 490580, 777670, 1555340, 5284063, 10568126, 21136252, 26420315, 52840630, 100397197, 105681260, 200794394, 401588788, 501985985, 1003971970, 2007943940]

約数ペア:

[(1, 2007943940), (2, 1003971970), (4, 501985985), (5, 401588788), (10, 200794394), (19, 105681260), (20, 100397197), (38, 52840630), (76, 26420315), (95, 21136252), (190, 10568126), (380, 5284063), (1291, 1555340), (2582, 777670), (4093, 490580), (5164, 388835), (6455, 311068), (8186, 245290), (12910, 155534), (16372, 122645), (20465, 98116), (24529, 81860), (25820, 77767), (40930, 49058)]