56961940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1621}}^1$

素因数の和:1888

約数の個数: 48

約数和(自身を含む): 137337984

約数和(自身を除く): 80376044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 502, 1004, 1255, 1621, 1757, 2510, 3242, 3514, 5020, 6484, 7028, 8105, 8785, 11347, 16210, 17570, 22694, 32420, 35140, 45388, 56735, 113470, 226940, 406871, 813742, 1627484, 2034355, 2848097, 4068710, 5696194, 8137420, 11392388, 14240485, 28480970, 56961940]

約数ペア:

[(1, 56961940), (2, 28480970), (4, 14240485), (5, 11392388), (7, 8137420), (10, 5696194), (14, 4068710), (20, 2848097), (28, 2034355), (35, 1627484), (70, 813742), (140, 406871), (251, 226940), (502, 113470), (1004, 56735), (1255, 45388), (1621, 35140), (1757, 32420), (2510, 22694), (3242, 17570), (3514, 16210), (5020, 11347), (6484, 8785), (7028, 8105)]