420710312

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{251621}}^1$

素因数の和:251657

約数の個数: 32

約数和(自身を含む): 905839200

約数和(自身を除く): 485128888

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 251621, 503242, 1006484, 2012968, 2767831, 4780799, 5535662, 9561598, 11071324, 19123196, 22142648, 38246392, 52588789, 105177578, 210355156, 420710312]

約数ペア:

[(1, 420710312), (2, 210355156), (4, 105177578), (8, 52588789), (11, 38246392), (19, 22142648), (22, 19123196), (38, 11071324), (44, 9561598), (76, 5535662), (88, 4780799), (152, 2767831), (209, 2012968), (418, 1006484), (836, 503242), (1672, 251621)]