3581740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 7983360

約数和(自身を除く): 4401620

約数列:

[1, 2, 4, 5, 10, 20, 31, 53, 62, 106, 109, 124, 155, 212, 218, 265, 310, 436, 530, 545, 620, 1060, 1090, 1643, 2180, 3286, 3379, 5777, 6572, 6758, 8215, 11554, 13516, 16430, 16895, 23108, 28885, 32860, 33790, 57770, 67580, 115540, 179087, 358174, 716348, 895435, 1790870, 3581740]

約数ペア:

[(1, 3581740), (2, 1790870), (4, 895435), (5, 716348), (10, 358174), (20, 179087), (31, 115540), (53, 67580), (62, 57770), (106, 33790), (109, 32860), (124, 28885), (155, 23108), (212, 16895), (218, 16430), (265, 13516), (310, 11554), (436, 8215), (530, 6758), (545, 6572), (620, 5777), (1060, 3379), (1090, 3286), (1643, 2180)]