54150920

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{22193}}^1$

素因数の和:22265

約数の個数: 32

約数和(自身を含む): 123842520

約数和(自身を除く): 69691600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 22193, 44386, 88772, 110965, 177544, 221930, 443860, 887720, 1353773, 2707546, 5415092, 6768865, 10830184, 13537730, 27075460, 54150920]

約数ペア:

[(1, 54150920), (2, 27075460), (4, 13537730), (5, 10830184), (8, 6768865), (10, 5415092), (20, 2707546), (40, 1353773), (61, 887720), (122, 443860), (244, 221930), (305, 177544), (488, 110965), (610, 88772), (1220, 44386), (2440, 22193)]