342108560

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137947}}^1$

素因数の和:137991

約数の個数: 40

約数和(自身を含む): 821066496

約数和(自身を除く): 478957936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 137947, 275894, 551788, 689735, 1103576, 1379470, 2207152, 2758940, 4276357, 5517880, 8552714, 11035760, 17105428, 21381785, 34210856, 42763570, 68421712, 85527140, 171054280, 342108560]

約数ペア:

[(1, 342108560), (2, 171054280), (4, 85527140), (5, 68421712), (8, 42763570), (10, 34210856), (16, 21381785), (20, 17105428), (31, 11035760), (40, 8552714), (62, 5517880), (80, 4276357), (124, 2758940), (155, 2207152), (248, 1379470), (310, 1103576), (496, 689735), (620, 551788), (1240, 275894), (2480, 137947)]