12641736020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{829}}^1\times {\mathrm{10739}}^1$

素因数の和:11648

約数の個数: 48

約数和(自身を含む): 26956540800

約数和(自身を除く): 14314804780

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 829, 1420, 1658, 3316, 4145, 8290, 10739, 16580, 21478, 42956, 53695, 58859, 107390, 117718, 214780, 235436, 294295, 588590, 762469, 1177180, 1524938, 3049876, 3812345, 7624690, 8902631, 15249380, 17805262, 35610524, 44513155, 89026310, 178052620, 632086801, 1264173602, 2528347204, 3160434005, 6320868010, 12641736020]

約数ペア:

[(1, 12641736020), (2, 6320868010), (4, 3160434005), (5, 2528347204), (10, 1264173602), (20, 632086801), (71, 178052620), (142, 89026310), (284, 44513155), (355, 35610524), (710, 17805262), (829, 15249380), (1420, 8902631), (1658, 7624690), (3316, 3812345), (4145, 3049876), (8290, 1524938), (10739, 1177180), (16580, 762469), (21478, 588590), (42956, 294295), (53695, 235436), (58859, 214780), (107390, 117718)]