2018452460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1\times {\mathrm{7687}}^1$

素因数の和:8406

約数の個数: 48

約数和(自身を含む): 4468880640

約数和(自身を除く): 2450428180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 691, 1382, 2764, 3455, 6910, 7687, 13129, 13820, 15374, 26258, 30748, 38435, 52516, 65645, 76870, 131290, 146053, 153740, 262580, 292106, 584212, 730265, 1460530, 2921060, 5311717, 10623434, 21246868, 26558585, 53117170, 100922623, 106234340, 201845246, 403690492, 504613115, 1009226230, 2018452460]

約数ペア:

[(1, 2018452460), (2, 1009226230), (4, 504613115), (5, 403690492), (10, 201845246), (19, 106234340), (20, 100922623), (38, 53117170), (76, 26558585), (95, 21246868), (190, 10623434), (380, 5311717), (691, 2921060), (1382, 1460530), (2764, 730265), (3455, 584212), (6910, 292106), (7687, 262580), (13129, 153740), (13820, 146053), (15374, 131290), (26258, 76870), (30748, 65645), (38435, 52516)]