7975990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2339}}^1$

素因数の和:2388

約数の個数: 32

約数和(自身を含む): 16174080

約数和(自身を除く): 8198090

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 2339, 3410, 4678, 11695, 23390, 25729, 51458, 72509, 128645, 145018, 257290, 362545, 725090, 797599, 1595198, 3987995, 7975990]

約数ペア:

[(1, 7975990), (2, 3987995), (5, 1595198), (10, 797599), (11, 725090), (22, 362545), (31, 257290), (55, 145018), (62, 128645), (110, 72509), (155, 51458), (310, 25729), (341, 23390), (682, 11695), (1705, 4678), (2339, 3410)]