4778960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:132

約数の個数: 80

約数和(自身を含む): 11999232

約数和(自身を除く): 7220272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 47, 62, 80, 82, 94, 124, 155, 164, 188, 205, 235, 248, 310, 328, 376, 410, 470, 496, 620, 656, 752, 820, 940, 1240, 1271, 1457, 1640, 1880, 1927, 2480, 2542, 2914, 3280, 3760, 3854, 5084, 5828, 6355, 7285, 7708, 9635, 10168, 11656, 12710, 14570, 15416, 19270, 20336, 23312, 25420, 29140, 30832, 38540, 50840, 58280, 59737, 77080, 101680, 116560, 119474, 154160, 238948, 298685, 477896, 597370, 955792, 1194740, 2389480, 4778960]

約数ペア:

[(1, 4778960), (2, 2389480), (4, 1194740), (5, 955792), (8, 597370), (10, 477896), (16, 298685), (20, 238948), (31, 154160), (40, 119474), (41, 116560), (47, 101680), (62, 77080), (80, 59737), (82, 58280), (94, 50840), (124, 38540), (155, 30832), (164, 29140), (188, 25420), (205, 23312), (235, 20336), (248, 19270), (310, 15416), (328, 14570), (376, 12710), (410, 11656), (470, 10168), (496, 9635), (620, 7708), (656, 7285), (752, 6355), (820, 5828), (940, 5084), (1240, 3854), (1271, 3760), (1457, 3280), (1640, 2914), (1880, 2542), (1927, 2480)]