30968840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{110603}}^1$

素因数の和:110621

約数の個数: 32

約数和(自身を含む): 79634880

約数和(自身を除く): 48666040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 110603, 221206, 442412, 553015, 774221, 884824, 1106030, 1548442, 2212060, 3096884, 3871105, 4424120, 6193768, 7742210, 15484420, 30968840]

約数ペア:

[(1, 30968840), (2, 15484420), (4, 7742210), (5, 6193768), (7, 4424120), (8, 3871105), (10, 3096884), (14, 2212060), (20, 1548442), (28, 1106030), (35, 884824), (40, 774221), (56, 553015), (70, 442412), (140, 221206), (280, 110603)]