2279120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{919}}^1$

素因数の和:963

約数の個数: 40

約数和(自身を含む): 5475840

約数和(自身を除く): 3196720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 919, 1240, 1838, 2480, 3676, 4595, 7352, 9190, 14704, 18380, 28489, 36760, 56978, 73520, 113956, 142445, 227912, 284890, 455824, 569780, 1139560, 2279120]

約数ペア:

[(1, 2279120), (2, 1139560), (4, 569780), (5, 455824), (8, 284890), (10, 227912), (16, 142445), (20, 113956), (31, 73520), (40, 56978), (62, 36760), (80, 28489), (124, 18380), (155, 14704), (248, 9190), (310, 7352), (496, 4595), (620, 3676), (919, 2480), (1240, 1838)]