20732670

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{32909}}^1$

素因数の和:32929

約数の個数: 48

約数和(自身を含む): 61607520

約数和(自身を除く): 40874850

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 32909, 65818, 98727, 164545, 197454, 230363, 296181, 329090, 460726, 493635, 592362, 691089, 987270, 1151815, 1382178, 1480905, 2073267, 2303630, 2961810, 3455445, 4146534, 6910890, 10366335, 20732670]

約数ペア:

[(1, 20732670), (2, 10366335), (3, 6910890), (5, 4146534), (6, 3455445), (7, 2961810), (9, 2303630), (10, 2073267), (14, 1480905), (15, 1382178), (18, 1151815), (21, 987270), (30, 691089), (35, 592362), (42, 493635), (45, 460726), (63, 329090), (70, 296181), (90, 230363), (105, 197454), (126, 164545), (210, 98727), (315, 65818), (630, 32909)]