27825980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15289}}^1$

素因数の和:15318

約数の個数: 48

約数和(自身を含む): 71924160

約数和(自身を除く): 44098180

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, 15289, 30578, 61156, 76445, 107023, 152890, 198757, 214046, 305780, 397514, 428092, 535115, 795028, 993785, 1070230, 1391299, 1987570, 2140460, 2782598, 3975140, 5565196, 6956495, 13912990, 27825980]

約数ペア:

[(1, 27825980), (2, 13912990), (4, 6956495), (5, 5565196), (7, 3975140), (10, 2782598), (13, 2140460), (14, 1987570), (20, 1391299), (26, 1070230), (28, 993785), (35, 795028), (52, 535115), (65, 428092), (70, 397514), (91, 305780), (130, 214046), (140, 198757), (182, 152890), (260, 107023), (364, 76445), (455, 61156), (910, 30578), (1820, 15289)]