54755120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97777}}^1$

素因数の和:97797

約数の個数: 40

約数和(自身を含む): 145493664

約数和(自身を除く): 90738544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 97777, 195554, 391108, 488885, 684439, 782216, 977770, 1368878, 1564432, 1955540, 2737756, 3422195, 3911080, 5475512, 6844390, 7822160, 10951024, 13688780, 27377560, 54755120]

約数ペア:

[(1, 54755120), (2, 27377560), (4, 13688780), (5, 10951024), (7, 7822160), (8, 6844390), (10, 5475512), (14, 3911080), (16, 3422195), (20, 2737756), (28, 1955540), (35, 1564432), (40, 1368878), (56, 977770), (70, 782216), (80, 684439), (112, 488885), (140, 391108), (280, 195554), (560, 97777)]