20013210

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{10589}}^1$

素因数の和:10612

約数の個数: 64

約数和(自身を含む): 60998400

約数和(自身を除く): 40985190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 10589, 21178, 31767, 52945, 63534, 74123, 95301, 105890, 148246, 158835, 190602, 222369, 285903, 317670, 370615, 444738, 476505, 571806, 667107, 741230, 953010, 1111845, 1334214, 1429515, 2001321, 2223690, 2859030, 3335535, 4002642, 6671070, 10006605, 20013210]

約数ペア:

[(1, 20013210), (2, 10006605), (3, 6671070), (5, 4002642), (6, 3335535), (7, 2859030), (9, 2223690), (10, 2001321), (14, 1429515), (15, 1334214), (18, 1111845), (21, 953010), (27, 741230), (30, 667107), (35, 571806), (42, 476505), (45, 444738), (54, 370615), (63, 317670), (70, 285903), (90, 222369), (105, 190602), (126, 158835), (135, 148246), (189, 105890), (210, 95301), (270, 74123), (315, 63534), (378, 52945), (630, 31767), (945, 21178), (1890, 10589)]