421569680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{752803}}^1$

素因数の和:752823

約数の個数: 40

約数和(自身を含む): 1120172352

約数和(自身を除く): 698602672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 752803, 1505606, 3011212, 3764015, 5269621, 6022424, 7528030, 10539242, 12044848, 15056060, 21078484, 26348105, 30112120, 42156968, 52696210, 60224240, 84313936, 105392420, 210784840, 421569680]

約数ペア:

[(1, 421569680), (2, 210784840), (4, 105392420), (5, 84313936), (7, 60224240), (8, 52696210), (10, 42156968), (14, 30112120), (16, 26348105), (20, 21078484), (28, 15056060), (35, 12044848), (40, 10539242), (56, 7528030), (70, 6022424), (80, 5269621), (112, 3764015), (140, 3011212), (280, 1505606), (560, 752803)]