210186820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{7213}}^1$

素因数の和:7300

約数の個数: 48

約数和(自身を含む): 465389568

約数和(自身を除く): 255202748

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 188, 235, 310, 470, 620, 940, 1457, 2914, 5828, 7213, 7285, 14426, 14570, 28852, 29140, 36065, 72130, 144260, 223603, 339011, 447206, 678022, 894412, 1118015, 1356044, 1695055, 2236030, 3390110, 4472060, 6780220, 10509341, 21018682, 42037364, 52546705, 105093410, 210186820]

約数ペア:

[(1, 210186820), (2, 105093410), (4, 52546705), (5, 42037364), (10, 21018682), (20, 10509341), (31, 6780220), (47, 4472060), (62, 3390110), (94, 2236030), (124, 1695055), (155, 1356044), (188, 1118015), (235, 894412), (310, 678022), (470, 447206), (620, 339011), (940, 223603), (1457, 144260), (2914, 72130), (5828, 36065), (7213, 29140), (7285, 28852), (14426, 14570)]