40004520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1$

素因数の和:275

約数の個数: 128

約数和(自身を含む): 126282240

約数和(自身を除く): 86277720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 47, 60, 82, 94, 120, 123, 141, 164, 173, 188, 205, 235, 246, 282, 328, 346, 376, 410, 470, 492, 519, 564, 615, 692, 705, 820, 865, 940, 984, 1038, 1128, 1230, 1384, 1410, 1640, 1730, 1880, 1927, 2076, 2460, 2595, 2820, 3460, 3854, 4152, 4920, 5190, 5640, 5781, 6920, 7093, 7708, 8131, 9635, 10380, 11562, 14186, 15416, 16262, 19270, 20760, 21279, 23124, 24393, 28372, 28905, 32524, 35465, 38540, 40655, 42558, 46248, 48786, 56744, 57810, 65048, 70930, 77080, 81310, 85116, 97572, 106395, 115620, 121965, 141860, 162620, 170232, 195144, 212790, 231240, 243930, 283720, 325240, 333371, 425580, 487860, 666742, 851160, 975720, 1000113, 1333484, 1666855, 2000226, 2666968, 3333710, 4000452, 5000565, 6667420, 8000904, 10001130, 13334840, 20002260, 40004520]

約数ペア:

[(1, 40004520), (2, 20002260), (3, 13334840), (4, 10001130), (5, 8000904), (6, 6667420), (8, 5000565), (10, 4000452), (12, 3333710), (15, 2666968), (20, 2000226), (24, 1666855), (30, 1333484), (40, 1000113), (41, 975720), (47, 851160), (60, 666742), (82, 487860), (94, 425580), (120, 333371), (123, 325240), (141, 283720), (164, 243930), (173, 231240), (188, 212790), (205, 195144), (235, 170232), (246, 162620), (282, 141860), (328, 121965), (346, 115620), (376, 106395), (410, 97572), (470, 85116), (492, 81310), (519, 77080), (564, 70930), (615, 65048), (692, 57810), (705, 56744), (820, 48786), (865, 46248), (940, 42558), (984, 40655), (1038, 38540), (1128, 35465), (1230, 32524), (1384, 28905), (1410, 28372), (1640, 24393), (1730, 23124), (1880, 21279), (1927, 20760), (2076, 19270), (2460, 16262), (2595, 15416), (2820, 14186), (3460, 11562), (3854, 10380), (4152, 9635), (4920, 8131), (5190, 7708), (5640, 7093), (5781, 6920)]