30181990

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{64217}}^1$

素因数の和:64271

約数の個数: 16

約数和(自身を含む): 55484352

約数和(自身を除く): 25302362

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 64217, 128434, 321085, 642170, 3018199, 6036398, 15090995, 30181990]

約数ペア:

[(1, 30181990), (2, 15090995), (5, 6036398), (10, 3018199), (47, 642170), (94, 321085), (235, 128434), (470, 64217)]