2018895460

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1597}}^1\times {\mathrm{2039}}^1$

素因数の和:3676

約数の個数: 48

約数和(自身を含む): 4381332480

約数和(自身を除く): 2362437020

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1597, 2039, 3194, 4078, 6388, 7985, 8156, 10195, 15970, 20390, 31940, 40780, 49507, 63209, 99014, 126418, 198028, 247535, 252836, 316045, 495070, 632090, 990140, 1264180, 3256283, 6512566, 13025132, 16281415, 32562830, 65125660, 100944773, 201889546, 403779092, 504723865, 1009447730, 2018895460]

約数ペア:

[(1, 2018895460), (2, 1009447730), (4, 504723865), (5, 403779092), (10, 201889546), (20, 100944773), (31, 65125660), (62, 32562830), (124, 16281415), (155, 13025132), (310, 6512566), (620, 3256283), (1597, 1264180), (2039, 990140), (3194, 632090), (4078, 495070), (6388, 316045), (7985, 252836), (8156, 247535), (10195, 198028), (15970, 126418), (20390, 99014), (31940, 63209), (40780, 49507)]