142292020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{3673}}^1$

素因数の和:3844

約数の個数: 48

約数和(自身を含む): 324046800

約数和(自身を除く): 181754780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 260, 298, 596, 745, 1490, 1937, 2980, 3673, 3874, 7346, 7748, 9685, 14692, 18365, 19370, 36730, 38740, 47749, 73460, 95498, 190996, 238745, 477490, 547277, 954980, 1094554, 2189108, 2736385, 5472770, 7114601, 10945540, 14229202, 28458404, 35573005, 71146010, 142292020]

約数ペア:

[(1, 142292020), (2, 71146010), (4, 35573005), (5, 28458404), (10, 14229202), (13, 10945540), (20, 7114601), (26, 5472770), (52, 2736385), (65, 2189108), (130, 1094554), (149, 954980), (260, 547277), (298, 477490), (596, 238745), (745, 190996), (1490, 95498), (1937, 73460), (2980, 47749), (3673, 38740), (3874, 36730), (7346, 19370), (7748, 18365), (9685, 14692)]