2429420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 6186096

約数和(自身を除く): 3756676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 67, 70, 74, 98, 134, 140, 148, 185, 196, 245, 259, 268, 335, 370, 469, 490, 518, 670, 740, 938, 980, 1036, 1295, 1340, 1813, 1876, 2345, 2479, 2590, 3283, 3626, 4690, 4958, 5180, 6566, 7252, 9065, 9380, 9916, 12395, 13132, 16415, 17353, 18130, 24790, 32830, 34706, 36260, 49580, 65660, 69412, 86765, 121471, 173530, 242942, 347060, 485884, 607355, 1214710, 2429420]

約数ペア:

[(1, 2429420), (2, 1214710), (4, 607355), (5, 485884), (7, 347060), (10, 242942), (14, 173530), (20, 121471), (28, 86765), (35, 69412), (37, 65660), (49, 49580), (67, 36260), (70, 34706), (74, 32830), (98, 24790), (134, 18130), (140, 17353), (148, 16415), (185, 13132), (196, 12395), (245, 9916), (259, 9380), (268, 9065), (335, 7252), (370, 6566), (469, 5180), (490, 4958), (518, 4690), (670, 3626), (740, 3283), (938, 2590), (980, 2479), (1036, 2345), (1295, 1876), (1340, 1813)]