47981680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:418

約数の個数: 80

約数和(自身を含む): 118117440

約数和(自身を除く): 70135760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 89, 92, 115, 178, 184, 230, 293, 356, 368, 445, 460, 586, 712, 890, 920, 1172, 1424, 1465, 1780, 1840, 2047, 2344, 2930, 3560, 4094, 4688, 5860, 6739, 7120, 8188, 10235, 11720, 13478, 16376, 20470, 23440, 26077, 26956, 32752, 33695, 40940, 52154, 53912, 67390, 81880, 104308, 107824, 130385, 134780, 163760, 208616, 260770, 269560, 417232, 521540, 539120, 599771, 1043080, 1199542, 2086160, 2399084, 2998855, 4798168, 5997710, 9596336, 11995420, 23990840, 47981680]

約数ペア:

[(1, 47981680), (2, 23990840), (4, 11995420), (5, 9596336), (8, 5997710), (10, 4798168), (16, 2998855), (20, 2399084), (23, 2086160), (40, 1199542), (46, 1043080), (80, 599771), (89, 539120), (92, 521540), (115, 417232), (178, 269560), (184, 260770), (230, 208616), (293, 163760), (356, 134780), (368, 130385), (445, 107824), (460, 104308), (586, 81880), (712, 67390), (890, 53912), (920, 52154), (1172, 40940), (1424, 33695), (1465, 32752), (1780, 26956), (1840, 26077), (2047, 23440), (2344, 20470), (2930, 16376), (3560, 13478), (4094, 11720), (4688, 10235), (5860, 8188), (6739, 7120)]