385353560

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2447}}^1$

素因数の和:2616

約数の個数: 64

約数和(自身を含む): 902430720

約数和(自身を除く): 517077160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 127, 155, 248, 254, 310, 508, 620, 635, 1016, 1240, 1270, 2447, 2540, 3937, 4894, 5080, 7874, 9788, 12235, 15748, 19576, 19685, 24470, 31496, 39370, 48940, 75857, 78740, 97880, 151714, 157480, 303428, 310769, 379285, 606856, 621538, 758570, 1243076, 1517140, 1553845, 2486152, 3034280, 3107690, 6215380, 9633839, 12430760, 19267678, 38535356, 48169195, 77070712, 96338390, 192676780, 385353560]

約数ペア:

[(1, 385353560), (2, 192676780), (4, 96338390), (5, 77070712), (8, 48169195), (10, 38535356), (20, 19267678), (31, 12430760), (40, 9633839), (62, 6215380), (124, 3107690), (127, 3034280), (155, 2486152), (248, 1553845), (254, 1517140), (310, 1243076), (508, 758570), (620, 621538), (635, 606856), (1016, 379285), (1240, 310769), (1270, 303428), (2447, 157480), (2540, 151714), (3937, 97880), (4894, 78740), (5080, 75857), (7874, 48940), (9788, 39370), (12235, 31496), (15748, 24470), (19576, 19685)]