2255890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:131

約数の個数: 64

約数和(自身を含む): 5209344

約数和(自身を除く): 2953454

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 37, 65, 67, 70, 74, 91, 130, 134, 182, 185, 259, 335, 370, 455, 469, 481, 518, 670, 871, 910, 938, 962, 1295, 1742, 2345, 2405, 2479, 2590, 3367, 4355, 4690, 4810, 4958, 6097, 6734, 8710, 12194, 12395, 16835, 17353, 24790, 30485, 32227, 33670, 34706, 60970, 64454, 86765, 161135, 173530, 225589, 322270, 451178, 1127945, 2255890]

約数ペア:

[(1, 2255890), (2, 1127945), (5, 451178), (7, 322270), (10, 225589), (13, 173530), (14, 161135), (26, 86765), (35, 64454), (37, 60970), (65, 34706), (67, 33670), (70, 32227), (74, 30485), (91, 24790), (130, 17353), (134, 16835), (182, 12395), (185, 12194), (259, 8710), (335, 6734), (370, 6097), (455, 4958), (469, 4810), (481, 4690), (518, 4355), (670, 3367), (871, 2590), (910, 2479), (938, 2405), (962, 2345), (1295, 1742)]