2020621880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{883}}^1\times {\mathrm{3011}}^1$

素因数の和:3924

約数の個数: 64

約数和(自身を含む): 4792694400

約数和(自身を除く): 2772072520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 883, 1766, 3011, 3532, 4415, 6022, 7064, 8830, 12044, 15055, 16777, 17660, 24088, 30110, 33554, 35320, 57209, 60220, 67108, 83885, 114418, 120440, 134216, 167770, 228836, 286045, 335540, 457672, 572090, 671080, 1144180, 2288360, 2658713, 5317426, 10634852, 13293565, 21269704, 26587130, 50515547, 53174260, 101031094, 106348520, 202062188, 252577735, 404124376, 505155470, 1010310940, 2020621880]

約数ペア:

[(1, 2020621880), (2, 1010310940), (4, 505155470), (5, 404124376), (8, 252577735), (10, 202062188), (19, 106348520), (20, 101031094), (38, 53174260), (40, 50515547), (76, 26587130), (95, 21269704), (152, 13293565), (190, 10634852), (380, 5317426), (760, 2658713), (883, 2288360), (1766, 1144180), (3011, 671080), (3532, 572090), (4415, 457672), (6022, 335540), (7064, 286045), (8830, 228836), (12044, 167770), (15055, 134216), (16777, 120440), (17660, 114418), (24088, 83885), (30110, 67108), (33554, 60220), (35320, 57209)]