98780840

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{52543}}^1$

素因数の和:52601

約数の個数: 32

約数和(自身を含む): 226990080

約数和(自身を除く): 128209240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 52543, 105086, 210172, 262715, 420344, 525430, 1050860, 2101720, 2469521, 4939042, 9878084, 12347605, 19756168, 24695210, 49390420, 98780840]

約数ペア:

[(1, 98780840), (2, 49390420), (4, 24695210), (5, 19756168), (8, 12347605), (10, 9878084), (20, 4939042), (40, 2469521), (47, 2101720), (94, 1050860), (188, 525430), (235, 420344), (376, 262715), (470, 210172), (940, 105086), (1880, 52543)]