90242740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{593}}^1\times {\mathrm{1087}}^1$

素因数の和:1696

約数の個数: 48

約数和(自身を含む): 217147392

約数和(自身を除く): 126904652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 593, 1087, 1186, 2174, 2372, 2965, 4151, 4348, 5435, 5930, 7609, 8302, 10870, 11860, 15218, 16604, 20755, 21740, 30436, 38045, 41510, 76090, 83020, 152180, 644591, 1289182, 2578364, 3222955, 4512137, 6445910, 9024274, 12891820, 18048548, 22560685, 45121370, 90242740]

約数ペア:

[(1, 90242740), (2, 45121370), (4, 22560685), (5, 18048548), (7, 12891820), (10, 9024274), (14, 6445910), (20, 4512137), (28, 3222955), (35, 2578364), (70, 1289182), (140, 644591), (593, 152180), (1087, 83020), (1186, 76090), (2174, 41510), (2372, 38045), (2965, 30436), (4151, 21740), (4348, 20755), (5435, 16604), (5930, 15218), (7609, 11860), (8302, 10870)]