977120

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 2395008

約数和(自身を除く): 1417888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 197, 248, 310, 394, 496, 620, 788, 985, 992, 1240, 1576, 1970, 2480, 3152, 3940, 4960, 6107, 6304, 7880, 12214, 15760, 24428, 30535, 31520, 48856, 61070, 97712, 122140, 195424, 244280, 488560, 977120]

約数ペア:

[(1, 977120), (2, 488560), (4, 244280), (5, 195424), (8, 122140), (10, 97712), (16, 61070), (20, 48856), (31, 31520), (32, 30535), (40, 24428), (62, 15760), (80, 12214), (124, 7880), (155, 6304), (160, 6107), (197, 4960), (248, 3940), (310, 3152), (394, 2480), (496, 1970), (620, 1576), (788, 1240), (985, 992)]