2018677840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{12149}}^1$

素因数の和:12260

約数の個数: 80

約数和(自身を含む): 4917542400

約数和(自身を除く): 2898864560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 67, 80, 124, 134, 155, 248, 268, 310, 335, 496, 536, 620, 670, 1072, 1240, 1340, 2077, 2480, 2680, 4154, 5360, 8308, 10385, 12149, 16616, 20770, 24298, 33232, 41540, 48596, 60745, 83080, 97192, 121490, 166160, 194384, 242980, 376619, 485960, 753238, 813983, 971920, 1506476, 1627966, 1883095, 3012952, 3255932, 3766190, 4069915, 6025904, 6511864, 7532380, 8139830, 13023728, 15064760, 16279660, 25233473, 30129520, 32559320, 50466946, 65118640, 100933892, 126167365, 201867784, 252334730, 403735568, 504669460, 1009338920, 2018677840]

約数ペア:

[(1, 2018677840), (2, 1009338920), (4, 504669460), (5, 403735568), (8, 252334730), (10, 201867784), (16, 126167365), (20, 100933892), (31, 65118640), (40, 50466946), (62, 32559320), (67, 30129520), (80, 25233473), (124, 16279660), (134, 15064760), (155, 13023728), (248, 8139830), (268, 7532380), (310, 6511864), (335, 6025904), (496, 4069915), (536, 3766190), (620, 3255932), (670, 3012952), (1072, 1883095), (1240, 1627966), (1340, 1506476), (2077, 971920), (2480, 813983), (2680, 753238), (4154, 485960), (5360, 376619), (8308, 242980), (10385, 194384), (12149, 166160), (16616, 121490), (20770, 97192), (24298, 83080), (33232, 60745), (41540, 48596)]