16260020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:169

約数の個数: 96

約数和(自身を含む): 41572608

約数和(自身を除く): 25312588

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 43, 70, 73, 74, 86, 140, 146, 148, 172, 185, 215, 259, 292, 301, 365, 370, 430, 511, 518, 602, 730, 740, 860, 1022, 1036, 1204, 1295, 1460, 1505, 1591, 2044, 2555, 2590, 2701, 3010, 3139, 3182, 5110, 5180, 5402, 6020, 6278, 6364, 7955, 10220, 10804, 11137, 12556, 13505, 15695, 15910, 18907, 21973, 22274, 27010, 31390, 31820, 37814, 43946, 44548, 54020, 55685, 62780, 75628, 87892, 94535, 109865, 111370, 116143, 189070, 219730, 222740, 232286, 378140, 439460, 464572, 580715, 813001, 1161430, 1626002, 2322860, 3252004, 4065005, 8130010, 16260020]

約数ペア:

[(1, 16260020), (2, 8130010), (4, 4065005), (5, 3252004), (7, 2322860), (10, 1626002), (14, 1161430), (20, 813001), (28, 580715), (35, 464572), (37, 439460), (43, 378140), (70, 232286), (73, 222740), (74, 219730), (86, 189070), (140, 116143), (146, 111370), (148, 109865), (172, 94535), (185, 87892), (215, 75628), (259, 62780), (292, 55685), (301, 54020), (365, 44548), (370, 43946), (430, 37814), (511, 31820), (518, 31390), (602, 27010), (730, 22274), (740, 21973), (860, 18907), (1022, 15910), (1036, 15695), (1204, 13505), (1295, 12556), (1460, 11137), (1505, 10804), (1591, 10220), (2044, 7955), (2555, 6364), (2590, 6278), (2701, 6020), (3010, 5402), (3139, 5180), (3182, 5110)]