1572181220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{18553}}^1$

素因数の和:18804

約数の個数: 48

約数和(自身を含む): 3491120640

約数和(自身を除く): 1918939420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 223, 380, 446, 892, 1115, 2230, 4237, 4460, 8474, 16948, 18553, 21185, 37106, 42370, 74212, 84740, 92765, 185530, 352507, 371060, 705014, 1410028, 1762535, 3525070, 4137319, 7050140, 8274638, 16549276, 20686595, 41373190, 78609061, 82746380, 157218122, 314436244, 393045305, 786090610, 1572181220]

約数ペア:

[(1, 1572181220), (2, 786090610), (4, 393045305), (5, 314436244), (10, 157218122), (19, 82746380), (20, 78609061), (38, 41373190), (76, 20686595), (95, 16549276), (190, 8274638), (223, 7050140), (380, 4137319), (446, 3525070), (892, 1762535), (1115, 1410028), (2230, 705014), (4237, 371060), (4460, 352507), (8474, 185530), (16948, 92765), (18553, 84740), (21185, 74212), (37106, 42370)]