74135740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{8681}}^1$

素因数の和:8758

約数の個数: 48

約数和(自身を含む): 180863424

約数和(自身を除く): 106727684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 8681, 17362, 34724, 43405, 60767, 86810, 121534, 173620, 243068, 303835, 529541, 607670, 1059082, 1215340, 2118164, 2647705, 3706787, 5295410, 7413574, 10590820, 14827148, 18533935, 37067870, 74135740]

約数ペア:

[(1, 74135740), (2, 37067870), (4, 18533935), (5, 14827148), (7, 10590820), (10, 7413574), (14, 5295410), (20, 3706787), (28, 2647705), (35, 2118164), (61, 1215340), (70, 1059082), (122, 607670), (140, 529541), (244, 303835), (305, 243068), (427, 173620), (610, 121534), (854, 86810), (1220, 60767), (1708, 43405), (2135, 34724), (4270, 17362), (8540, 8681)]