344564120

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{76231}}^1$

素因数の和:76355

約数の個数: 32

約数和(自身を含む): 782140320

約数和(自身を除く): 437576200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 76231, 152462, 304924, 381155, 609848, 762310, 1524620, 3049240, 8614103, 17228206, 34456412, 43070515, 68912824, 86141030, 172282060, 344564120]

約数ペア:

[(1, 344564120), (2, 172282060), (4, 86141030), (5, 68912824), (8, 43070515), (10, 34456412), (20, 17228206), (40, 8614103), (113, 3049240), (226, 1524620), (452, 762310), (565, 609848), (904, 381155), (1130, 304924), (2260, 152462), (4520, 76231)]