13496420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{647}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 32659200

約数和(自身を除く): 19162780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 647, 745, 1043, 1294, 1490, 2086, 2588, 2980, 3235, 4172, 4529, 5215, 6470, 9058, 10430, 12940, 18116, 20860, 22645, 45290, 90580, 96403, 192806, 385612, 482015, 674821, 964030, 1349642, 1928060, 2699284, 3374105, 6748210, 13496420]

約数ペア:

[(1, 13496420), (2, 6748210), (4, 3374105), (5, 2699284), (7, 1928060), (10, 1349642), (14, 964030), (20, 674821), (28, 482015), (35, 385612), (70, 192806), (140, 96403), (149, 90580), (298, 45290), (596, 22645), (647, 20860), (745, 18116), (1043, 12940), (1294, 10430), (1490, 9058), (2086, 6470), (2588, 5215), (2980, 4529), (3235, 4172)]