440320.00000000

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{1033}}^1$

素因数の和:1492

約数の個数: 48

約数和(自身を含む): 229299840

約数和(自身を除く): 129532700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 439, 878, 1033, 1756, 2066, 2195, 4132, 4390, 4829, 5165, 8780, 9658, 10330, 11363, 19316, 20660, 22726, 24145, 45452, 48290, 56815, 96580, 113630, 227260, 453487, 906974, 1813948, 2267435, 4534870, 4988357, 9069740, 9976714, 19953428, 24941785, 49883570, 99767140]

約数ペア:

[(1, 99767140), (2, 49883570), (4, 24941785), (5, 19953428), (10, 9976714), (11, 9069740), (20, 4988357), (22, 4534870), (44, 2267435), (55, 1813948), (110, 906974), (220, 453487), (439, 227260), (878, 113630), (1033, 96580), (1756, 56815), (2066, 48290), (2195, 45452), (4132, 24145), (4390, 22726), (4829, 20660), (5165, 19316), (8780, 11363), (9658, 10330)]