56551990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{523}}^1\times {\mathrm{983}}^1$

素因数の和:1524

約数の個数: 32

約数和(自身を含む): 111373056

約数和(自身を除く): 54821066

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 523, 983, 1046, 1966, 2615, 4915, 5230, 5753, 9830, 10813, 11506, 21626, 28765, 54065, 57530, 108130, 514109, 1028218, 2570545, 5141090, 5655199, 11310398, 28275995, 56551990]

約数ペア:

[(1, 56551990), (2, 28275995), (5, 11310398), (10, 5655199), (11, 5141090), (22, 2570545), (55, 1028218), (110, 514109), (523, 108130), (983, 57530), (1046, 54065), (1966, 28765), (2615, 21626), (4915, 11506), (5230, 10813), (5753, 9830)]