42441280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{18947}}^1$

素因数の和:18971

約数の個数: 56

約数和(自身を含む): 115507008

約数和(自身を除く): 73065728

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 18947, 37894, 75788, 94735, 132629, 151576, 189470, 265258, 303152, 378940, 530516, 606304, 663145, 757880, 1061032, 1212608, 1326290, 1515760, 2122064, 2652580, 3031520, 4244128, 5305160, 6063040, 8488256, 10610320, 21220640, 42441280]

約数ペア:

[(1, 42441280), (2, 21220640), (4, 10610320), (5, 8488256), (7, 6063040), (8, 5305160), (10, 4244128), (14, 3031520), (16, 2652580), (20, 2122064), (28, 1515760), (32, 1326290), (35, 1212608), (40, 1061032), (56, 757880), (64, 663145), (70, 606304), (80, 530516), (112, 378940), (140, 303152), (160, 265258), (224, 189470), (280, 151576), (320, 132629), (448, 94735), (560, 75788), (1120, 37894), (2240, 18947)]