54181840

素因数分解:

$2^4\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1787}}^1$

素因数の和:2179

約数の個数: 40

約数和(自身を含む): 126375840

約数和(自身を除く): 72194000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 379, 758, 1516, 1787, 1895, 3032, 3574, 3790, 6064, 7148, 7580, 8935, 14296, 15160, 17870, 28592, 30320, 35740, 71480, 142960, 677273, 1354546, 2709092, 3386365, 5418184, 6772730, 10836368, 13545460, 27090920, 54181840]

約数ペア:

[(1, 54181840), (2, 27090920), (4, 13545460), (5, 10836368), (8, 6772730), (10, 5418184), (16, 3386365), (20, 2709092), (40, 1354546), (80, 677273), (379, 142960), (758, 71480), (1516, 35740), (1787, 30320), (1895, 28592), (3032, 17870), (3574, 15160), (3790, 14296), (6064, 8935), (7148, 7580)]