20543670

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{32609}}^1$

素因数の和:32629

約数の個数: 48

約数和(自身を含む): 61045920

約数和(自身を除く): 40502250

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, 32609, 65218, 97827, 163045, 195654, 228263, 293481, 326090, 456526, 489135, 586962, 684789, 978270, 1141315, 1369578, 1467405, 2054367, 2282630, 2934810, 3423945, 4108734, 6847890, 10271835, 20543670]

約数ペア:

[(1, 20543670), (2, 10271835), (3, 6847890), (5, 4108734), (6, 3423945), (7, 2934810), (9, 2282630), (10, 2054367), (14, 1467405), (15, 1369578), (18, 1141315), (21, 978270), (30, 684789), (35, 586962), (42, 489135), (45, 456526), (63, 326090), (70, 293481), (90, 228263), (105, 195654), (126, 163045), (210, 97827), (315, 65218), (630, 32609)]