858897490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:619

約数の個数: 64

約数和(自身を含む): 1712430720

約数和(自身を除く): 853533230

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 179, 181, 241, 358, 362, 482, 895, 905, 1205, 1790, 1810, 1969, 1991, 2410, 2651, 3938, 3982, 5302, 9845, 9955, 13255, 19690, 19910, 26510, 32399, 43139, 43621, 64798, 86278, 87242, 161995, 215695, 218105, 323990, 356389, 431390, 436210, 474529, 479831, 712778, 949058, 959662, 1781945, 2372645, 2399155, 3563890, 4745290, 4798310, 7808159, 15616318, 39040795, 78081590, 85889749, 171779498, 429448745, 858897490]

約数ペア:

[(1, 858897490), (2, 429448745), (5, 171779498), (10, 85889749), (11, 78081590), (22, 39040795), (55, 15616318), (110, 7808159), (179, 4798310), (181, 4745290), (241, 3563890), (358, 2399155), (362, 2372645), (482, 1781945), (895, 959662), (905, 949058), (1205, 712778), (1790, 479831), (1810, 474529), (1969, 436210), (1991, 431390), (2410, 356389), (2651, 323990), (3938, 218105), (3982, 215695), (5302, 161995), (9845, 87242), (9955, 86278), (13255, 64798), (19690, 43621), (19910, 43139), (26510, 32399)]