8313260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 18627840

約数和(自身を除く): 10314580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 131, 167, 190, 262, 334, 380, 524, 655, 668, 835, 1310, 1670, 2489, 2620, 3173, 3340, 4978, 6346, 9956, 12445, 12692, 15865, 21877, 24890, 31730, 43754, 49780, 63460, 87508, 109385, 218770, 415663, 437540, 831326, 1662652, 2078315, 4156630, 8313260]

約数ペア:

[(1, 8313260), (2, 4156630), (4, 2078315), (5, 1662652), (10, 831326), (19, 437540), (20, 415663), (38, 218770), (76, 109385), (95, 87508), (131, 63460), (167, 49780), (190, 43754), (262, 31730), (334, 24890), (380, 21877), (524, 15865), (655, 12692), (668, 12445), (835, 9956), (1310, 6346), (1670, 4978), (2489, 3340), (2620, 3173)]