13307420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:427

約数の個数: 72

約数和(自身を含む): 33477696

約数和(自身を除く): 20170276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 367, 370, 490, 518, 734, 740, 980, 1036, 1295, 1468, 1813, 1835, 2569, 2590, 3626, 3670, 5138, 5180, 7252, 7340, 9065, 10276, 12845, 13579, 17983, 18130, 25690, 27158, 35966, 36260, 51380, 54316, 67895, 71932, 89915, 95053, 135790, 179830, 190106, 271580, 359660, 380212, 475265, 665371, 950530, 1330742, 1901060, 2661484, 3326855, 6653710, 13307420]

約数ペア:

[(1, 13307420), (2, 6653710), (4, 3326855), (5, 2661484), (7, 1901060), (10, 1330742), (14, 950530), (20, 665371), (28, 475265), (35, 380212), (37, 359660), (49, 271580), (70, 190106), (74, 179830), (98, 135790), (140, 95053), (148, 89915), (185, 71932), (196, 67895), (245, 54316), (259, 51380), (367, 36260), (370, 35966), (490, 27158), (518, 25690), (734, 18130), (740, 17983), (980, 13579), (1036, 12845), (1295, 10276), (1468, 9065), (1813, 7340), (1835, 7252), (2569, 5180), (2590, 5138), (3626, 3670)]