2019947860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1\times {\mathrm{2141}}^1$

素因数の和:2473

約数の個数: 96

約数和(自身を含む): 5078287872

約数和(自身を除く): 3058340012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 293, 322, 460, 586, 644, 805, 1172, 1465, 1610, 2051, 2141, 2930, 3220, 4102, 4282, 5860, 6739, 8204, 8564, 10255, 10705, 13478, 14987, 20510, 21410, 26956, 29974, 33695, 41020, 42820, 47173, 49243, 59948, 67390, 74935, 94346, 98486, 134780, 149870, 188692, 196972, 235865, 246215, 299740, 344701, 471730, 492430, 627313, 689402, 943460, 984860, 1254626, 1378804, 1723505, 2509252, 3136565, 3447010, 4391191, 6273130, 6894020, 8782382, 12546260, 14428199, 17564764, 21955955, 28856398, 43911910, 57712796, 72140995, 87823820, 100997393, 144281990, 201994786, 288563980, 403989572, 504986965, 1009973930, 2019947860]

約数ペア:

[(1, 2019947860), (2, 1009973930), (4, 504986965), (5, 403989572), (7, 288563980), (10, 201994786), (14, 144281990), (20, 100997393), (23, 87823820), (28, 72140995), (35, 57712796), (46, 43911910), (70, 28856398), (92, 21955955), (115, 17564764), (140, 14428199), (161, 12546260), (230, 8782382), (293, 6894020), (322, 6273130), (460, 4391191), (586, 3447010), (644, 3136565), (805, 2509252), (1172, 1723505), (1465, 1378804), (1610, 1254626), (2051, 984860), (2141, 943460), (2930, 689402), (3220, 627313), (4102, 492430), (4282, 471730), (5860, 344701), (6739, 299740), (8204, 246215), (8564, 235865), (10255, 196972), (10705, 188692), (13478, 149870), (14987, 134780), (20510, 98486), (21410, 94346), (26956, 74935), (29974, 67390), (33695, 59948), (41020, 49243), (42820, 47173)]