142661680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{254753}}^1$

素因数の和:254773

約数の個数: 40

約数和(自身を含む): 379073952

約数和(自身を除く): 236412272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 254753, 509506, 1019012, 1273765, 1783271, 2038024, 2547530, 3566542, 4076048, 5095060, 7133084, 8916355, 10190120, 14266168, 17832710, 20380240, 28532336, 35665420, 71330840, 142661680]

約数ペア:

[(1, 142661680), (2, 71330840), (4, 35665420), (5, 28532336), (7, 20380240), (8, 17832710), (10, 14266168), (14, 10190120), (16, 8916355), (20, 7133084), (28, 5095060), (35, 4076048), (40, 3566542), (56, 2547530), (70, 2038024), (80, 1783271), (112, 1273765), (140, 1019012), (280, 509506), (560, 254753)]