201274780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{10343}}^1$

素因数の和:10498

約数の個数: 48

約数和(自身を含む): 486581760

約数和(自身を除く): 285306980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4865, 9730, 10343, 19460, 20686, 41372, 51715, 72401, 103430, 144802, 206860, 289604, 362005, 724010, 1437677, 1448020, 2875354, 5750708, 7188385, 10063739, 14376770, 20127478, 28753540, 40254956, 50318695, 100637390, 201274780]

約数ペア:

[(1, 201274780), (2, 100637390), (4, 50318695), (5, 40254956), (7, 28753540), (10, 20127478), (14, 14376770), (20, 10063739), (28, 7188385), (35, 5750708), (70, 2875354), (139, 1448020), (140, 1437677), (278, 724010), (556, 362005), (695, 289604), (973, 206860), (1390, 144802), (1946, 103430), (2780, 72401), (3892, 51715), (4865, 41372), (9730, 20686), (10343, 19460)]