17399684840

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{885931}}^1$

素因数の和:886433

約数の個数: 32

約数和(自身を含む): 39229068960

約数和(自身を除く): 21829384120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 3928, 4910, 9820, 19640, 885931, 1771862, 3543724, 4429655, 7087448, 8859310, 17718620, 35437240, 434992121, 869984242, 1739968484, 2174960605, 3479936968, 4349921210, 8699842420, 17399684840]

約数ペア:

[(1, 17399684840), (2, 8699842420), (4, 4349921210), (5, 3479936968), (8, 2174960605), (10, 1739968484), (20, 869984242), (40, 434992121), (491, 35437240), (982, 17718620), (1964, 8859310), (2455, 7087448), (3928, 4429655), (4910, 3543724), (9820, 1771862), (19640, 885931)]