858481670

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1423}}^1$

素因数の和:1557

約数の個数: 64

約数和(自身を含む): 1678178304

約数和(自身を除く): 819696634

約数列:

[1, 2, 5, 10, 23, 43, 46, 61, 86, 115, 122, 215, 230, 305, 430, 610, 989, 1403, 1423, 1978, 2623, 2806, 2846, 4945, 5246, 7015, 7115, 9890, 13115, 14030, 14230, 26230, 32729, 60329, 61189, 65458, 86803, 120658, 122378, 163645, 173606, 301645, 305945, 327290, 434015, 603290, 611890, 868030, 1407347, 1996469, 2814694, 3732529, 3992938, 7036735, 7465058, 9982345, 14073470, 18662645, 19964690, 37325290, 85848167, 171696334, 429240835, 858481670]

約数ペア:

[(1, 858481670), (2, 429240835), (5, 171696334), (10, 85848167), (23, 37325290), (43, 19964690), (46, 18662645), (61, 14073470), (86, 9982345), (115, 7465058), (122, 7036735), (215, 3992938), (230, 3732529), (305, 2814694), (430, 1996469), (610, 1407347), (989, 868030), (1403, 611890), (1423, 603290), (1978, 434015), (2623, 327290), (2806, 305945), (2846, 301645), (4945, 173606), (5246, 163645), (7015, 122378), (7115, 120658), (9890, 86803), (13115, 65458), (14030, 61189), (14230, 60329), (26230, 32729)]