19241800

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:175

約数の個数: 96

約数和(自身を含む): 48211200

約数和(自身を除く): 28969400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 47, 50, 89, 92, 94, 100, 115, 178, 184, 188, 200, 230, 235, 356, 376, 445, 460, 470, 575, 712, 890, 920, 940, 1081, 1150, 1175, 1780, 1880, 2047, 2162, 2225, 2300, 2350, 3560, 4094, 4183, 4324, 4450, 4600, 4700, 5405, 8188, 8366, 8648, 8900, 9400, 10235, 10810, 16376, 16732, 17800, 20470, 20915, 21620, 27025, 33464, 40940, 41830, 43240, 51175, 54050, 81880, 83660, 96209, 102350, 104575, 108100, 167320, 192418, 204700, 209150, 216200, 384836, 409400, 418300, 481045, 769672, 836600, 962090, 1924180, 2405225, 3848360, 4810450, 9620900, 19241800]

約数ペア:

[(1, 19241800), (2, 9620900), (4, 4810450), (5, 3848360), (8, 2405225), (10, 1924180), (20, 962090), (23, 836600), (25, 769672), (40, 481045), (46, 418300), (47, 409400), (50, 384836), (89, 216200), (92, 209150), (94, 204700), (100, 192418), (115, 167320), (178, 108100), (184, 104575), (188, 102350), (200, 96209), (230, 83660), (235, 81880), (356, 54050), (376, 51175), (445, 43240), (460, 41830), (470, 40940), (575, 33464), (712, 27025), (890, 21620), (920, 20915), (940, 20470), (1081, 17800), (1150, 16732), (1175, 16376), (1780, 10810), (1880, 10235), (2047, 9400), (2162, 8900), (2225, 8648), (2300, 8366), (2350, 8188), (3560, 5405), (4094, 4700), (4183, 4600), (4324, 4450)]