22990000

素因数分解:

$2^4\times 5^4\times {\mathrm{11}}^2\times {\mathrm{19}}^1$

素因数の和:69

約数の個数: 150

約数和(自身を含む): 64401260

約数和(自身を除く): 41411260

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 110, 121, 125, 152, 176, 190, 200, 209, 220, 242, 250, 275, 304, 380, 400, 418, 440, 475, 484, 500, 550, 605, 625, 760, 836, 880, 950, 968, 1000, 1045, 1100, 1210, 1250, 1375, 1520, 1672, 1900, 1936, 2000, 2090, 2200, 2299, 2375, 2420, 2500, 2750, 3025, 3344, 3800, 4180, 4400, 4598, 4750, 4840, 5000, 5225, 5500, 6050, 6875, 7600, 8360, 9196, 9500, 9680, 10000, 10450, 11000, 11495, 11875, 12100, 13750, 15125, 16720, 18392, 19000, 20900, 22000, 22990, 23750, 24200, 26125, 27500, 30250, 36784, 38000, 41800, 45980, 47500, 48400, 52250, 55000, 57475, 60500, 75625, 83600, 91960, 95000, 104500, 110000, 114950, 121000, 130625, 151250, 183920, 190000, 209000, 229900, 242000, 261250, 287375, 302500, 418000, 459800, 522500, 574750, 605000, 919600, 1045000, 1149500, 1210000, 1436875, 2090000, 2299000, 2873750, 4598000, 5747500, 11495000, 22990000]

約数ペア:

[(1, 22990000), (2, 11495000), (4, 5747500), (5, 4598000), (8, 2873750), (10, 2299000), (11, 2090000), (16, 1436875), (19, 1210000), (20, 1149500), (22, 1045000), (25, 919600), (38, 605000), (40, 574750), (44, 522500), (50, 459800), (55, 418000), (76, 302500), (80, 287375), (88, 261250), (95, 242000), (100, 229900), (110, 209000), (121, 190000), (125, 183920), (152, 151250), (176, 130625), (190, 121000), (200, 114950), (209, 110000), (220, 104500), (242, 95000), (250, 91960), (275, 83600), (304, 75625), (380, 60500), (400, 57475), (418, 55000), (440, 52250), (475, 48400), (484, 47500), (500, 45980), (550, 41800), (605, 38000), (625, 36784), (760, 30250), (836, 27500), (880, 26125), (950, 24200), (968, 23750), (1000, 22990), (1045, 22000), (1100, 20900), (1210, 19000), (1250, 18392), (1375, 16720), (1520, 15125), (1672, 13750), (1900, 12100), (1936, 11875), (2000, 11495), (2090, 11000), (2200, 10450), (2299, 10000), (2375, 9680), (2420, 9500), (2500, 9196), (2750, 8360), (3025, 7600), (3344, 6875), (3800, 6050), (4180, 5500), (4400, 5225), (4598, 5000), (4750, 4840)]