20703030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{14683}}^1$

素因数の和:14740

約数の個数: 32

約数和(自身を含む): 50747904

約数和(自身を除く): 30044874

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 47, 94, 141, 235, 282, 470, 705, 1410, 14683, 29366, 44049, 73415, 88098, 146830, 220245, 440490, 690101, 1380202, 2070303, 3450505, 4140606, 6901010, 10351515, 20703030]

約数ペア:

[(1, 20703030), (2, 10351515), (3, 6901010), (5, 4140606), (6, 3450505), (10, 2070303), (15, 1380202), (30, 690101), (47, 440490), (94, 220245), (141, 146830), (235, 88098), (282, 73415), (470, 44049), (705, 29366), (1410, 14683)]