30126460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16553}}^1$

素因数の和:16582

約数の個数: 48

約数和(自身を含む): 77870016

約数和(自身を除く): 47743556

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 16553, 33106, 66212, 82765, 115871, 165530, 215189, 231742, 331060, 430378, 463484, 579355, 860756, 1075945, 1158710, 1506323, 2151890, 2317420, 3012646, 4303780, 6025292, 7531615, 15063230, 30126460]

約数ペア:

[(1, 30126460), (2, 15063230), (4, 7531615), (5, 6025292), (7, 4303780), (10, 3012646), (13, 2317420), (14, 2151890), (20, 1506323), (26, 1158710), (28, 1075945), (35, 860756), (52, 579355), (65, 463484), (70, 430378), (91, 331060), (130, 231742), (140, 215189), (182, 165530), (260, 115871), (364, 82765), (455, 66212), (910, 33106), (1820, 16553)]