28016450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:432

約数の個数: 96

約数和(自身を含む): 68567040

約数和(自身を除く): 40550590

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 25, 35, 38, 50, 55, 70, 77, 95, 110, 133, 154, 175, 190, 209, 266, 275, 350, 383, 385, 418, 475, 550, 665, 766, 770, 950, 1045, 1330, 1463, 1915, 1925, 2090, 2681, 2926, 3325, 3830, 3850, 4213, 5225, 5362, 6650, 7277, 7315, 8426, 9575, 10450, 13405, 14554, 14630, 19150, 21065, 26810, 29491, 36385, 36575, 42130, 50939, 58982, 67025, 72770, 73150, 80047, 101878, 105325, 134050, 147455, 160094, 181925, 210650, 254695, 294910, 363850, 400235, 509390, 560329, 737275, 800470, 1120658, 1273475, 1474550, 2001175, 2546950, 2801645, 4002350, 5603290, 14008225, 28016450]

約数ペア:

[(1, 28016450), (2, 14008225), (5, 5603290), (7, 4002350), (10, 2801645), (11, 2546950), (14, 2001175), (19, 1474550), (22, 1273475), (25, 1120658), (35, 800470), (38, 737275), (50, 560329), (55, 509390), (70, 400235), (77, 363850), (95, 294910), (110, 254695), (133, 210650), (154, 181925), (175, 160094), (190, 147455), (209, 134050), (266, 105325), (275, 101878), (350, 80047), (383, 73150), (385, 72770), (418, 67025), (475, 58982), (550, 50939), (665, 42130), (766, 36575), (770, 36385), (950, 29491), (1045, 26810), (1330, 21065), (1463, 19150), (1915, 14630), (1925, 14554), (2090, 13405), (2681, 10450), (2926, 9575), (3325, 8426), (3830, 7315), (3850, 7277), (4213, 6650), (5225, 5362)]