348516430

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{4357}}^1$

素因数の和:4804

約数の個数: 32

約数和(自身を含む): 662067360

約数和(自身を除く): 313550930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 421, 842, 2105, 4210, 4357, 7999, 8714, 15998, 21785, 39995, 43570, 79990, 82783, 165566, 413915, 827830, 1834297, 3668594, 9171485, 18342970, 34851643, 69703286, 174258215, 348516430]

約数ペア:

[(1, 348516430), (2, 174258215), (5, 69703286), (10, 34851643), (19, 18342970), (38, 9171485), (95, 3668594), (190, 1834297), (421, 827830), (842, 413915), (2105, 165566), (4210, 82783), (4357, 79990), (7999, 43570), (8714, 39995), (15998, 21785)]