30437960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{108707}}^1$

素因数の和:108725

約数の個数: 32

約数和(自身を含む): 78269760

約数和(自身を除く): 47831800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 108707, 217414, 434828, 543535, 760949, 869656, 1087070, 1521898, 2174140, 3043796, 3804745, 4348280, 6087592, 7609490, 15218980, 30437960]

約数ペア:

[(1, 30437960), (2, 15218980), (4, 7609490), (5, 6087592), (7, 4348280), (8, 3804745), (10, 3043796), (14, 2174140), (20, 1521898), (28, 1087070), (35, 869656), (40, 760949), (56, 543535), (70, 434828), (140, 217414), (280, 108707)]