18103120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{32327}}^1$

素因数の和:32347

約数の個数: 40

約数和(自身を含む): 48104064

約数和(自身を除く): 30000944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 32327, 64654, 129308, 161635, 226289, 258616, 323270, 452578, 517232, 646540, 905156, 1131445, 1293080, 1810312, 2262890, 2586160, 3620624, 4525780, 9051560, 18103120]

約数ペア:

[(1, 18103120), (2, 9051560), (4, 4525780), (5, 3620624), (7, 2586160), (8, 2262890), (10, 1810312), (14, 1293080), (16, 1131445), (20, 905156), (28, 646540), (35, 517232), (40, 452578), (56, 323270), (70, 258616), (80, 226289), (112, 161635), (140, 129308), (280, 64654), (560, 32327)]