84071380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{135599}}^1$

素因数の和:135639

約数の個数: 24

約数和(自身を含む): 182246400

約数和(自身を除く): 98175020

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 135599, 271198, 542396, 677995, 1355990, 2711980, 4203569, 8407138, 16814276, 21017845, 42035690, 84071380]

約数ペア:

[(1, 84071380), (2, 42035690), (4, 21017845), (5, 16814276), (10, 8407138), (20, 4203569), (31, 2711980), (62, 1355990), (124, 677995), (155, 542396), (310, 271198), (620, 135599)]