20375670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:274

約数の個数: 96

約数和(自身を含む): 57915648

約数和(自身を除く): 37539978

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 83, 98, 105, 147, 166, 167, 210, 245, 249, 294, 334, 415, 490, 498, 501, 581, 735, 830, 835, 1002, 1162, 1169, 1245, 1470, 1670, 1743, 2338, 2490, 2505, 2905, 3486, 3507, 4067, 5010, 5810, 5845, 7014, 8134, 8183, 8715, 11690, 12201, 13861, 16366, 17430, 17535, 20335, 24402, 24549, 27722, 35070, 40670, 40915, 41583, 49098, 61005, 69305, 81830, 83166, 97027, 122010, 122745, 138610, 194054, 207915, 245490, 291081, 415830, 485135, 582162, 679189, 970270, 1358378, 1455405, 2037567, 2910810, 3395945, 4075134, 6791890, 10187835, 20375670]

約数ペア:

[(1, 20375670), (2, 10187835), (3, 6791890), (5, 4075134), (6, 3395945), (7, 2910810), (10, 2037567), (14, 1455405), (15, 1358378), (21, 970270), (30, 679189), (35, 582162), (42, 485135), (49, 415830), (70, 291081), (83, 245490), (98, 207915), (105, 194054), (147, 138610), (166, 122745), (167, 122010), (210, 97027), (245, 83166), (249, 81830), (294, 69305), (334, 61005), (415, 49098), (490, 41583), (498, 40915), (501, 40670), (581, 35070), (735, 27722), (830, 24549), (835, 24402), (1002, 20335), (1162, 17535), (1169, 17430), (1245, 16366), (1470, 13861), (1670, 12201), (1743, 11690), (2338, 8715), (2490, 8183), (2505, 8134), (2905, 7014), (3486, 5845), (3507, 5810), (4067, 5010)]