29591980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4339}}^1$

素因数の和:4390

約数の個数: 48

約数和(自身を含む): 69995520

約数和(自身を除く): 40403540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 4339, 6820, 8678, 17356, 21695, 43390, 47729, 86780, 95458, 134509, 190916, 238645, 269018, 477290, 538036, 672545, 954580, 1345090, 1479599, 2690180, 2959198, 5918396, 7397995, 14795990, 29591980]

約数ペア:

[(1, 29591980), (2, 14795990), (4, 7397995), (5, 5918396), (10, 2959198), (11, 2690180), (20, 1479599), (22, 1345090), (31, 954580), (44, 672545), (55, 538036), (62, 477290), (110, 269018), (124, 238645), (155, 190916), (220, 134509), (310, 95458), (341, 86780), (620, 47729), (682, 43390), (1364, 21695), (1705, 17356), (3410, 8678), (4339, 6820)]