20175050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{977}}^1$

素因数の和:1055

約数の個数: 48

約数和(自身を含む): 43657920

約数和(自身を除く): 23482870

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 59, 70, 118, 175, 295, 350, 413, 590, 826, 977, 1475, 1954, 2065, 2950, 4130, 4885, 6839, 9770, 10325, 13678, 20650, 24425, 34195, 48850, 57643, 68390, 115286, 170975, 288215, 341950, 403501, 576430, 807002, 1441075, 2017505, 2882150, 4035010, 10087525, 20175050]

約数ペア:

[(1, 20175050), (2, 10087525), (5, 4035010), (7, 2882150), (10, 2017505), (14, 1441075), (25, 807002), (35, 576430), (50, 403501), (59, 341950), (70, 288215), (118, 170975), (175, 115286), (295, 68390), (350, 57643), (413, 48850), (590, 34195), (826, 24425), (977, 20650), (1475, 13678), (1954, 10325), (2065, 9770), (2950, 6839), (4130, 4885)]