30500120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{108929}}^1$

素因数の和:108947

約数の個数: 32

約数和(自身を含む): 78429600

約数和(自身を除く): 47929480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 108929, 217858, 435716, 544645, 762503, 871432, 1089290, 1525006, 2178580, 3050012, 3812515, 4357160, 6100024, 7625030, 15250060, 30500120]

約数ペア:

[(1, 30500120), (2, 15250060), (4, 7625030), (5, 6100024), (7, 4357160), (8, 3812515), (10, 3050012), (14, 2178580), (20, 1525006), (28, 1089290), (35, 871432), (40, 762503), (56, 544645), (70, 435716), (140, 217858), (280, 108929)]