19207545420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{329009}}^1$

素因数の和:329167

約数の個数: 96

約数和(自身を含む): 61906521600

約数和(自身を除く): 42698976180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 139, 140, 210, 278, 417, 420, 556, 695, 834, 973, 1390, 1668, 1946, 2085, 2780, 2919, 3892, 4170, 4865, 5838, 8340, 9730, 11676, 14595, 19460, 29190, 58380, 329009, 658018, 987027, 1316036, 1645045, 1974054, 2303063, 3290090, 3948108, 4606126, 4935135, 6580180, 6909189, 9212252, 9870270, 11515315, 13818378, 19740540, 23030630, 27636756, 34545945, 45732251, 46061260, 69091890, 91464502, 137196753, 138183780, 182929004, 228661255, 274393506, 320125757, 457322510, 548787012, 640251514, 685983765, 914645020, 960377271, 1280503028, 1371967530, 1600628785, 1920754542, 2743935060, 3201257570, 3841509084, 4801886355, 6402515140, 9603772710, 19207545420]

約数ペア:

[(1, 19207545420), (2, 9603772710), (3, 6402515140), (4, 4801886355), (5, 3841509084), (6, 3201257570), (7, 2743935060), (10, 1920754542), (12, 1600628785), (14, 1371967530), (15, 1280503028), (20, 960377271), (21, 914645020), (28, 685983765), (30, 640251514), (35, 548787012), (42, 457322510), (60, 320125757), (70, 274393506), (84, 228661255), (105, 182929004), (139, 138183780), (140, 137196753), (210, 91464502), (278, 69091890), (417, 46061260), (420, 45732251), (556, 34545945), (695, 27636756), (834, 23030630), (973, 19740540), (1390, 13818378), (1668, 11515315), (1946, 9870270), (2085, 9212252), (2780, 6909189), (2919, 6580180), (3892, 4935135), (4170, 4606126), (4865, 3948108), (5838, 3290090), (8340, 2303063), (9730, 1974054), (11676, 1645045), (14595, 1316036), (19460, 987027), (29190, 658018), (58380, 329009)]