1246840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:152

約数の個数: 64

約数和(自身を含む): 3303360

約数和(自身を除く): 2056520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 73, 122, 140, 146, 244, 280, 292, 305, 365, 427, 488, 511, 584, 610, 730, 854, 1022, 1220, 1460, 1708, 2044, 2135, 2440, 2555, 2920, 3416, 4088, 4270, 4453, 5110, 8540, 8906, 10220, 17080, 17812, 20440, 22265, 31171, 35624, 44530, 62342, 89060, 124684, 155855, 178120, 249368, 311710, 623420, 1246840]

約数ペア:

[(1, 1246840), (2, 623420), (4, 311710), (5, 249368), (7, 178120), (8, 155855), (10, 124684), (14, 89060), (20, 62342), (28, 44530), (35, 35624), (40, 31171), (56, 22265), (61, 20440), (70, 17812), (73, 17080), (122, 10220), (140, 8906), (146, 8540), (244, 5110), (280, 4453), (292, 4270), (305, 4088), (365, 3416), (427, 2920), (488, 2555), (511, 2440), (584, 2135), (610, 2044), (730, 1708), (854, 1460), (1022, 1220)]