20237749300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{180533}}^1$

素因数の和:180625

約数の個数: 72

約数和(自身を含む): 47011053600

約数和(自身を除く): 26773304300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 59, 76, 95, 100, 118, 190, 236, 295, 380, 475, 590, 950, 1121, 1180, 1475, 1900, 2242, 2950, 4484, 5605, 5900, 11210, 22420, 28025, 56050, 112100, 180533, 361066, 722132, 902665, 1805330, 3430127, 3610660, 4513325, 6860254, 9026650, 10651447, 13720508, 17150635, 18053300, 21302894, 34301270, 42605788, 53257235, 68602540, 85753175, 106514470, 171506350, 202377493, 213028940, 266286175, 343012700, 404754986, 532572350, 809509972, 1011887465, 1065144700, 2023774930, 4047549860, 5059437325, 10118874650, 20237749300]

約数ペア:

[(1, 20237749300), (2, 10118874650), (4, 5059437325), (5, 4047549860), (10, 2023774930), (19, 1065144700), (20, 1011887465), (25, 809509972), (38, 532572350), (50, 404754986), (59, 343012700), (76, 266286175), (95, 213028940), (100, 202377493), (118, 171506350), (190, 106514470), (236, 85753175), (295, 68602540), (380, 53257235), (475, 42605788), (590, 34301270), (950, 21302894), (1121, 18053300), (1180, 17150635), (1475, 13720508), (1900, 10651447), (2242, 9026650), (2950, 6860254), (4484, 4513325), (5605, 3610660), (5900, 3430127), (11210, 1805330), (22420, 902665), (28025, 722132), (56050, 361066), (112100, 180533)]