2019972090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{74897}}^1$

素因数の和:74967

約数の個数: 64

約数和(自身を含む): 5176949760

約数和(自身を除く): 3156977670

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 31, 58, 62, 87, 93, 145, 155, 174, 186, 290, 310, 435, 465, 870, 899, 930, 1798, 2697, 4495, 5394, 8990, 13485, 26970, 74897, 149794, 224691, 374485, 449382, 748970, 1123455, 2172013, 2246910, 2321807, 4344026, 4643614, 6516039, 6965421, 10860065, 11609035, 13032078, 13930842, 21720130, 23218070, 32580195, 34827105, 65160390, 67332403, 69654210, 134664806, 201997209, 336662015, 403994418, 673324030, 1009986045, 2019972090]

約数ペア:

[(1, 2019972090), (2, 1009986045), (3, 673324030), (5, 403994418), (6, 336662015), (10, 201997209), (15, 134664806), (29, 69654210), (30, 67332403), (31, 65160390), (58, 34827105), (62, 32580195), (87, 23218070), (93, 21720130), (145, 13930842), (155, 13032078), (174, 11609035), (186, 10860065), (290, 6965421), (310, 6516039), (435, 4643614), (465, 4344026), (870, 2321807), (899, 2246910), (930, 2172013), (1798, 1123455), (2697, 748970), (4495, 449382), (5394, 374485), (8990, 224691), (13485, 149794), (26970, 74897)]