117980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 263088

約数和(自身を除く): 145108

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 347, 694, 1388, 1735, 3470, 5899, 6940, 11798, 23596, 29495, 58990, 117980]

約数ペア:

[(1, 117980), (2, 58990), (4, 29495), (5, 23596), (10, 11798), (17, 6940), (20, 5899), (34, 3470), (68, 1735), (85, 1388), (170, 694), (340, 347)]