20449720140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2837}}^1\times {\mathrm{6323}}^1$

素因数の和:9191

約数の個数: 96

約数和(自身を含む): 60303640320

約数和(自身を除く): 39853920180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 2837, 5674, 6323, 8511, 11348, 12646, 14185, 17022, 18969, 25292, 28370, 31615, 34044, 37938, 42555, 53903, 56740, 63230, 75876, 85110, 94845, 107806, 120137, 126460, 161709, 170220, 189690, 215612, 240274, 269515, 323418, 360411, 379380, 480548, 539030, 600685, 646836, 720822, 808545, 1078060, 1201370, 1441644, 1617090, 1802055, 2402740, 3234180, 3604110, 7208220, 17938351, 35876702, 53815053, 71753404, 89691755, 107630106, 179383510, 215260212, 269075265, 340828669, 358767020, 538150530, 681657338, 1022486007, 1076301060, 1363314676, 1704143345, 2044972014, 3408286690, 4089944028, 5112430035, 6816573380, 10224860070, 20449720140]

約数ペア:

[(1, 20449720140), (2, 10224860070), (3, 6816573380), (4, 5112430035), (5, 4089944028), (6, 3408286690), (10, 2044972014), (12, 1704143345), (15, 1363314676), (19, 1076301060), (20, 1022486007), (30, 681657338), (38, 538150530), (57, 358767020), (60, 340828669), (76, 269075265), (95, 215260212), (114, 179383510), (190, 107630106), (228, 89691755), (285, 71753404), (380, 53815053), (570, 35876702), (1140, 17938351), (2837, 7208220), (5674, 3604110), (6323, 3234180), (8511, 2402740), (11348, 1802055), (12646, 1617090), (14185, 1441644), (17022, 1201370), (18969, 1078060), (25292, 808545), (28370, 720822), (31615, 646836), (34044, 600685), (37938, 539030), (42555, 480548), (53903, 379380), (56740, 360411), (63230, 323418), (75876, 269515), (85110, 240274), (94845, 215612), (107806, 189690), (120137, 170220), (126460, 161709)]