38800580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21319}}^1$

素因数の和:21348

約数の個数: 48

約数和(自身を含む): 100289280

約数和(自身を除く): 61488700

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, 21319, 42638, 85276, 106595, 149233, 213190, 277147, 298466, 426380, 554294, 596932, 746165, 1108588, 1385735, 1492330, 1940029, 2771470, 2984660, 3880058, 5542940, 7760116, 9700145, 19400290, 38800580]

約数ペア:

[(1, 38800580), (2, 19400290), (4, 9700145), (5, 7760116), (7, 5542940), (10, 3880058), (13, 2984660), (14, 2771470), (20, 1940029), (26, 1492330), (28, 1385735), (35, 1108588), (52, 746165), (65, 596932), (70, 554294), (91, 426380), (130, 298466), (140, 277147), (182, 213190), (260, 149233), (364, 106595), (455, 85276), (910, 42638), (1820, 21319)]