42459420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9967}}^1$

素因数の和:10050

約数の個数: 48

約数和(自身を含む): 120572928

約数和(自身を除く): 78113508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 9967, 19934, 29901, 39868, 49835, 59802, 99670, 119604, 149505, 199340, 299010, 598020, 707657, 1415314, 2122971, 2830628, 3538285, 4245942, 7076570, 8491884, 10614855, 14153140, 21229710, 42459420]

約数ペア:

[(1, 42459420), (2, 21229710), (3, 14153140), (4, 10614855), (5, 8491884), (6, 7076570), (10, 4245942), (12, 3538285), (15, 2830628), (20, 2122971), (30, 1415314), (60, 707657), (71, 598020), (142, 299010), (213, 199340), (284, 149505), (355, 119604), (426, 99670), (710, 59802), (852, 49835), (1065, 39868), (1420, 29901), (2130, 19934), (4260, 9967)]