1640024

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 3369600

約数和(自身を除く): 1729576

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 389, 527, 778, 1054, 1556, 2108, 3112, 4216, 6613, 12059, 13226, 24118, 26452, 48236, 52904, 96472, 205003, 410006, 820012, 1640024]

約数ペア:

[(1, 1640024), (2, 820012), (4, 410006), (8, 205003), (17, 96472), (31, 52904), (34, 48236), (62, 26452), (68, 24118), (124, 13226), (136, 12059), (248, 6613), (389, 4216), (527, 3112), (778, 2108), (1054, 1556)]