20692770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{467}}^1$

素因数の和:695

約数の個数: 64

約数和(自身を含む): 57148416

約数和(自身を除く): 36455646

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 211, 422, 467, 633, 934, 1055, 1266, 1401, 1477, 2110, 2335, 2802, 2954, 3165, 3269, 4431, 4670, 6330, 6538, 7005, 7385, 8862, 9807, 14010, 14770, 16345, 19614, 22155, 32690, 44310, 49035, 98070, 98537, 197074, 295611, 492685, 591222, 689759, 985370, 1379518, 1478055, 2069277, 2956110, 3448795, 4138554, 6897590, 10346385, 20692770]

約数ペア:

[(1, 20692770), (2, 10346385), (3, 6897590), (5, 4138554), (6, 3448795), (7, 2956110), (10, 2069277), (14, 1478055), (15, 1379518), (21, 985370), (30, 689759), (35, 591222), (42, 492685), (70, 295611), (105, 197074), (210, 98537), (211, 98070), (422, 49035), (467, 44310), (633, 32690), (934, 22155), (1055, 19614), (1266, 16345), (1401, 14770), (1477, 14010), (2110, 9807), (2335, 8862), (2802, 7385), (2954, 7005), (3165, 6538), (3269, 6330), (4431, 4670)]