13017340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:419

約数の個数: 72

約数和(自身を含む): 32749920

約数和(自身を除く): 19732580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 359, 370, 490, 518, 718, 740, 980, 1036, 1295, 1436, 1795, 1813, 2513, 2590, 3590, 3626, 5026, 5180, 7180, 7252, 9065, 10052, 12565, 13283, 17591, 18130, 25130, 26566, 35182, 36260, 50260, 53132, 66415, 70364, 87955, 92981, 132830, 175910, 185962, 265660, 351820, 371924, 464905, 650867, 929810, 1301734, 1859620, 2603468, 3254335, 6508670, 13017340]

約数ペア:

[(1, 13017340), (2, 6508670), (4, 3254335), (5, 2603468), (7, 1859620), (10, 1301734), (14, 929810), (20, 650867), (28, 464905), (35, 371924), (37, 351820), (49, 265660), (70, 185962), (74, 175910), (98, 132830), (140, 92981), (148, 87955), (185, 70364), (196, 66415), (245, 53132), (259, 50260), (359, 36260), (370, 35182), (490, 26566), (518, 25130), (718, 18130), (740, 17591), (980, 13283), (1036, 12565), (1295, 10052), (1436, 9065), (1795, 7252), (1813, 7180), (2513, 5180), (2590, 5026), (3590, 3626)]