912401920

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11497}}^1$

素因数の和:11551

約数の個数: 80

約数和(自身を含む): 2258391168

約数和(自身を除く): 1345989248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3968, 4960, 7936, 9920, 11497, 15872, 19840, 22994, 39680, 45988, 57485, 79360, 91976, 114970, 183952, 229940, 356407, 367904, 459880, 712814, 735808, 919760, 1425628, 1471616, 1782035, 1839520, 2851256, 2943232, 3564070, 3679040, 5702512, 5886464, 7128140, 7358080, 11405024, 14256280, 14716160, 22810048, 28512560, 29432320, 45620096, 57025120, 91240192, 114050240, 182480384, 228100480, 456200960, 912401920]

約数ペア:

[(1, 912401920), (2, 456200960), (4, 228100480), (5, 182480384), (8, 114050240), (10, 91240192), (16, 57025120), (20, 45620096), (31, 29432320), (32, 28512560), (40, 22810048), (62, 14716160), (64, 14256280), (80, 11405024), (124, 7358080), (128, 7128140), (155, 5886464), (160, 5702512), (248, 3679040), (256, 3564070), (310, 2943232), (320, 2851256), (496, 1839520), (512, 1782035), (620, 1471616), (640, 1425628), (992, 919760), (1240, 735808), (1280, 712814), (1984, 459880), (2480, 367904), (2560, 356407), (3968, 229940), (4960, 183952), (7936, 114970), (9920, 91976), (11497, 79360), (15872, 57485), (19840, 45988), (22994, 39680)]