11328920

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4643}}^1$

素因数の和:4715

約数の個数: 32

約数和(自身を含む): 25913520

約数和(自身を除く): 14584600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 4643, 9286, 18572, 23215, 37144, 46430, 92860, 185720, 283223, 566446, 1132892, 1416115, 2265784, 2832230, 5664460, 11328920]

約数ペア:

[(1, 11328920), (2, 5664460), (4, 2832230), (5, 2265784), (8, 1416115), (10, 1132892), (20, 566446), (40, 283223), (61, 185720), (122, 92860), (244, 46430), (305, 37144), (488, 23215), (610, 18572), (1220, 9286), (2440, 4643)]