1341620

素因数分解:

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

素因数の和:97

約数の個数: 54

約数和(自身を含む): 3368358

約数和(自身を除く): 2026738

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 49, 70, 74, 98, 140, 148, 185, 196, 245, 259, 370, 490, 518, 740, 980, 1036, 1295, 1369, 1813, 2590, 2738, 3626, 5180, 5476, 6845, 7252, 9065, 9583, 13690, 18130, 19166, 27380, 36260, 38332, 47915, 67081, 95830, 134162, 191660, 268324, 335405, 670810, 1341620]

約数ペア:

[(1, 1341620), (2, 670810), (4, 335405), (5, 268324), (7, 191660), (10, 134162), (14, 95830), (20, 67081), (28, 47915), (35, 38332), (37, 36260), (49, 27380), (70, 19166), (74, 18130), (98, 13690), (140, 9583), (148, 9065), (185, 7252), (196, 6845), (245, 5476), (259, 5180), (370, 3626), (490, 2738), (518, 2590), (740, 1813), (980, 1369), (1036, 1295)]