12662020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{607}}^1$

素因数の和:772

約数の個数: 48

約数和(自身を含む): 30643200

約数和(自身を除く): 17981180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 607, 745, 1043, 1214, 1490, 2086, 2428, 2980, 3035, 4172, 4249, 5215, 6070, 8498, 10430, 12140, 16996, 20860, 21245, 42490, 84980, 90443, 180886, 361772, 452215, 633101, 904430, 1266202, 1808860, 2532404, 3165505, 6331010, 12662020]

約数ペア:

[(1, 12662020), (2, 6331010), (4, 3165505), (5, 2532404), (7, 1808860), (10, 1266202), (14, 904430), (20, 633101), (28, 452215), (35, 361772), (70, 180886), (140, 90443), (149, 84980), (298, 42490), (596, 21245), (607, 20860), (745, 16996), (1043, 12140), (1214, 10430), (1490, 8498), (2086, 6070), (2428, 5215), (2980, 4249), (3035, 4172)]