1210690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:226

約数の個数: 32

約数和(自身を含む): 2399040

約数和(自身を除く): 1188350

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 139, 278, 335, 670, 695, 871, 1390, 1742, 1807, 3614, 4355, 8710, 9035, 9313, 18070, 18626, 46565, 93130, 121069, 242138, 605345, 1210690]

約数ペア:

[(1, 1210690), (2, 605345), (5, 242138), (10, 121069), (13, 93130), (26, 46565), (65, 18626), (67, 18070), (130, 9313), (134, 9035), (139, 8710), (278, 4355), (335, 3614), (670, 1807), (695, 1742), (871, 1390)]