71462020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{9631}}^1$

素因数の和:9700

約数の個数: 48

約数和(自身を含む): 174763008

約数和(自身を除く): 103300988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 9631, 19262, 38524, 48155, 67417, 96310, 134834, 192620, 269668, 337085, 510443, 674170, 1020886, 1348340, 2041772, 2552215, 3573101, 5104430, 7146202, 10208860, 14292404, 17865505, 35731010, 71462020]

約数ペア:

[(1, 71462020), (2, 35731010), (4, 17865505), (5, 14292404), (7, 10208860), (10, 7146202), (14, 5104430), (20, 3573101), (28, 2552215), (35, 2041772), (53, 1348340), (70, 1020886), (106, 674170), (140, 510443), (212, 337085), (265, 269668), (371, 192620), (530, 134834), (742, 96310), (1060, 67417), (1484, 48155), (1855, 38524), (3710, 19262), (7420, 9631)]