290400784

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{120199}}^1$

素因数の和:120358

約数の個数: 20

約数和(自身を含む): 566382400

約数和(自身を除く): 275981616

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 120199, 240398, 480796, 961592, 1923184, 18150049, 36300098, 72600196, 145200392, 290400784]

約数ペア:

[(1, 290400784), (2, 145200392), (4, 72600196), (8, 36300098), (16, 18150049), (151, 1923184), (302, 961592), (604, 480796), (1208, 240398), (2416, 120199)]