2018088380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{18457}}^1$

素因数の和:18555

約数の個数: 96

約数和(自身を含む): 5358431232

約数和(自身を除く): 3340342852

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 71, 77, 110, 140, 142, 154, 220, 284, 308, 355, 385, 497, 710, 770, 781, 994, 1420, 1540, 1562, 1988, 2485, 3124, 3905, 4970, 5467, 7810, 9940, 10934, 15620, 18457, 21868, 27335, 36914, 54670, 73828, 92285, 109340, 129199, 184570, 203027, 258398, 369140, 406054, 516796, 645995, 812108, 1015135, 1291990, 1310447, 1421189, 2030270, 2583980, 2620894, 2842378, 4060540, 5241788, 5684756, 6552235, 7105945, 9173129, 13104470, 14211890, 14414917, 18346258, 26208940, 28423780, 28829834, 36692516, 45865645, 57659668, 72074585, 91731290, 100904419, 144149170, 183462580, 201808838, 288298340, 403617676, 504522095, 1009044190, 2018088380]

約数ペア:

[(1, 2018088380), (2, 1009044190), (4, 504522095), (5, 403617676), (7, 288298340), (10, 201808838), (11, 183462580), (14, 144149170), (20, 100904419), (22, 91731290), (28, 72074585), (35, 57659668), (44, 45865645), (55, 36692516), (70, 28829834), (71, 28423780), (77, 26208940), (110, 18346258), (140, 14414917), (142, 14211890), (154, 13104470), (220, 9173129), (284, 7105945), (308, 6552235), (355, 5684756), (385, 5241788), (497, 4060540), (710, 2842378), (770, 2620894), (781, 2583980), (994, 2030270), (1420, 1421189), (1540, 1310447), (1562, 1291990), (1988, 1015135), (2485, 812108), (3124, 645995), (3905, 516796), (4970, 406054), (5467, 369140), (7810, 258398), (9940, 203027), (10934, 184570), (15620, 129199), (18457, 109340), (21868, 92285), (27335, 73828), (36914, 54670)]