20185600

素因数分解:

$2^9\times 5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:130

約数の個数: 120

約数和(自身を含む): 53277840

約数和(自身を除く): 33092240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 83, 95, 100, 128, 152, 160, 166, 190, 200, 256, 304, 320, 332, 380, 400, 415, 475, 512, 608, 640, 664, 760, 800, 830, 950, 1216, 1280, 1328, 1520, 1577, 1600, 1660, 1900, 2075, 2432, 2560, 2656, 3040, 3154, 3200, 3320, 3800, 4150, 4864, 5312, 6080, 6308, 6400, 6640, 7600, 7885, 8300, 9728, 10624, 12160, 12616, 12800, 13280, 15200, 15770, 16600, 21248, 24320, 25232, 26560, 30400, 31540, 33200, 39425, 42496, 48640, 50464, 53120, 60800, 63080, 66400, 78850, 100928, 106240, 121600, 126160, 132800, 157700, 201856, 212480, 243200, 252320, 265600, 315400, 403712, 504640, 531200, 630800, 807424, 1009280, 1062400, 1261600, 2018560, 2523200, 4037120, 5046400, 10092800, 20185600]

約数ペア:

[(1, 20185600), (2, 10092800), (4, 5046400), (5, 4037120), (8, 2523200), (10, 2018560), (16, 1261600), (19, 1062400), (20, 1009280), (25, 807424), (32, 630800), (38, 531200), (40, 504640), (50, 403712), (64, 315400), (76, 265600), (80, 252320), (83, 243200), (95, 212480), (100, 201856), (128, 157700), (152, 132800), (160, 126160), (166, 121600), (190, 106240), (200, 100928), (256, 78850), (304, 66400), (320, 63080), (332, 60800), (380, 53120), (400, 50464), (415, 48640), (475, 42496), (512, 39425), (608, 33200), (640, 31540), (664, 30400), (760, 26560), (800, 25232), (830, 24320), (950, 21248), (1216, 16600), (1280, 15770), (1328, 15200), (1520, 13280), (1577, 12800), (1600, 12616), (1660, 12160), (1900, 10624), (2075, 9728), (2432, 8300), (2560, 7885), (2656, 7600), (3040, 6640), (3154, 6400), (3200, 6308), (3320, 6080), (3800, 5312), (4150, 4864)]