2017481900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{199}}^1\times {\mathrm{2069}}^1$

素因数の和:2296

約数の個数: 108

約数和(自身を含む): 5120766000

約数和(自身を除く): 3103284100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 199, 245, 350, 398, 490, 700, 796, 980, 995, 1225, 1393, 1990, 2069, 2450, 2786, 3980, 4138, 4900, 4975, 5572, 6965, 8276, 9751, 9950, 10345, 13930, 14483, 19502, 19900, 20690, 27860, 28966, 34825, 39004, 41380, 48755, 51725, 57932, 69650, 72415, 97510, 101381, 103450, 139300, 144830, 195020, 202762, 206900, 243775, 289660, 362075, 405524, 411731, 487550, 506905, 724150, 823462, 975100, 1013810, 1448300, 1646924, 2027620, 2058655, 2534525, 2882117, 4117310, 5069050, 5764234, 8234620, 10138100, 10293275, 11528468, 14410585, 20174819, 20586550, 28821170, 40349638, 41173100, 57642340, 72052925, 80699276, 100874095, 144105850, 201748190, 288211700, 403496380, 504370475, 1008740950, 2017481900]

約数ペア:

[(1, 2017481900), (2, 1008740950), (4, 504370475), (5, 403496380), (7, 288211700), (10, 201748190), (14, 144105850), (20, 100874095), (25, 80699276), (28, 72052925), (35, 57642340), (49, 41173100), (50, 40349638), (70, 28821170), (98, 20586550), (100, 20174819), (140, 14410585), (175, 11528468), (196, 10293275), (199, 10138100), (245, 8234620), (350, 5764234), (398, 5069050), (490, 4117310), (700, 2882117), (796, 2534525), (980, 2058655), (995, 2027620), (1225, 1646924), (1393, 1448300), (1990, 1013810), (2069, 975100), (2450, 823462), (2786, 724150), (3980, 506905), (4138, 487550), (4900, 411731), (4975, 405524), (5572, 362075), (6965, 289660), (8276, 243775), (9751, 206900), (9950, 202762), (10345, 195020), (13930, 144830), (14483, 139300), (19502, 103450), (19900, 101381), (20690, 97510), (27860, 72415), (28966, 69650), (34825, 57932), (39004, 51725), (41380, 48755)]