740475680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{661139}}^1$

素因数の和:661161

約数の個数: 48

約数和(自身を含む): 1999287360

約数和(自身を除く): 1258811680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 661139, 1322278, 2644556, 3305695, 4627973, 5289112, 6611390, 9255946, 10578224, 13222780, 18511892, 21156448, 23139865, 26445560, 37023784, 46279730, 52891120, 74047568, 92559460, 105782240, 148095136, 185118920, 370237840, 740475680]

約数ペア:

[(1, 740475680), (2, 370237840), (4, 185118920), (5, 148095136), (7, 105782240), (8, 92559460), (10, 74047568), (14, 52891120), (16, 46279730), (20, 37023784), (28, 26445560), (32, 23139865), (35, 21156448), (40, 18511892), (56, 13222780), (70, 10578224), (80, 9255946), (112, 6611390), (140, 5289112), (160, 4627973), (224, 3305695), (280, 2644556), (560, 1322278), (1120, 661139)]