894318820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{619}}^1$

素因数の和:757

約数の個数: 96

約数和(自身を含む): 2024870400

約数和(自身を除く): 1130551580

約数列:

[1, 2, 4, 5, 10, 20, 29, 47, 53, 58, 94, 106, 116, 145, 188, 212, 235, 265, 290, 470, 530, 580, 619, 940, 1060, 1238, 1363, 1537, 2476, 2491, 2726, 3074, 3095, 4982, 5452, 6148, 6190, 6815, 7685, 9964, 12380, 12455, 13630, 15370, 17951, 24910, 27260, 29093, 30740, 32807, 35902, 49820, 58186, 65614, 71804, 72239, 89755, 116372, 131228, 144478, 145465, 164035, 179510, 288956, 290930, 328070, 359020, 361195, 581860, 656140, 722390, 843697, 951403, 1444780, 1541929, 1687394, 1902806, 3083858, 3374788, 3805612, 4218485, 4757015, 6167716, 7709645, 8436970, 9514030, 15419290, 16873940, 19028060, 30838580, 44715941, 89431882, 178863764, 223579705, 447159410, 894318820]

約数ペア:

[(1, 894318820), (2, 447159410), (4, 223579705), (5, 178863764), (10, 89431882), (20, 44715941), (29, 30838580), (47, 19028060), (53, 16873940), (58, 15419290), (94, 9514030), (106, 8436970), (116, 7709645), (145, 6167716), (188, 4757015), (212, 4218485), (235, 3805612), (265, 3374788), (290, 3083858), (470, 1902806), (530, 1687394), (580, 1541929), (619, 1444780), (940, 951403), (1060, 843697), (1238, 722390), (1363, 656140), (1537, 581860), (2476, 361195), (2491, 359020), (2726, 328070), (3074, 290930), (3095, 288956), (4982, 179510), (5452, 164035), (6148, 145465), (6190, 144478), (6815, 131228), (7685, 116372), (9964, 89755), (12380, 72239), (12455, 71804), (13630, 65614), (15370, 58186), (17951, 49820), (24910, 35902), (27260, 32807), (29093, 30740)]