56804420

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{461}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 122710896

約数和(自身を除く): 65906476

約数列:

[1, 2, 4, 5, 10, 20, 61, 101, 122, 202, 244, 305, 404, 461, 505, 610, 922, 1010, 1220, 1844, 2020, 2305, 4610, 6161, 9220, 12322, 24644, 28121, 30805, 46561, 56242, 61610, 93122, 112484, 123220, 140605, 186244, 232805, 281210, 465610, 562420, 931220, 2840221, 5680442, 11360884, 14201105, 28402210, 56804420]

約数ペア:

[(1, 56804420), (2, 28402210), (4, 14201105), (5, 11360884), (10, 5680442), (20, 2840221), (61, 931220), (101, 562420), (122, 465610), (202, 281210), (244, 232805), (305, 186244), (404, 140605), (461, 123220), (505, 112484), (610, 93122), (922, 61610), (1010, 56242), (1220, 46561), (1844, 30805), (2020, 28121), (2305, 24644), (4610, 12322), (6161, 9220)]