19802050240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{8840201}}^1$

素因数の和:8840225

約数の個数: 56

約数和(自身を含む): 53889871392

約数和(自身を除く): 34087821152

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 8840201, 17680402, 35360804, 44201005, 61881407, 70721608, 88402010, 123762814, 141443216, 176804020, 247525628, 282886432, 309407035, 353608040, 495051256, 565772864, 618814070, 707216080, 990102512, 1237628140, 1414432160, 1980205024, 2475256280, 2828864320, 3960410048, 4950512560, 9901025120, 19802050240]

約数ペア:

[(1, 19802050240), (2, 9901025120), (4, 4950512560), (5, 3960410048), (7, 2828864320), (8, 2475256280), (10, 1980205024), (14, 1414432160), (16, 1237628140), (20, 990102512), (28, 707216080), (32, 618814070), (35, 565772864), (40, 495051256), (56, 353608040), (64, 309407035), (70, 282886432), (80, 247525628), (112, 176804020), (140, 141443216), (160, 123762814), (224, 88402010), (280, 70721608), (320, 61881407), (448, 44201005), (560, 35360804), (1120, 17680402), (2240, 8840201)]