20160248120

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1\times {\mathrm{26489}}^1$

素因数の和:26912

約数の個数: 64

約数和(自身を含む): 46346904000

約数和(自身を除く): 26186655880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 359, 424, 530, 718, 1060, 1436, 1795, 2120, 2872, 3590, 7180, 14360, 19027, 26489, 38054, 52978, 76108, 95135, 105956, 132445, 152216, 190270, 211912, 264890, 380540, 529780, 761080, 1059560, 1403917, 2807834, 5615668, 7019585, 9509551, 11231336, 14039170, 19019102, 28078340, 38038204, 47547755, 56156680, 76076408, 95095510, 190191020, 380382040, 504006203, 1008012406, 2016024812, 2520031015, 4032049624, 5040062030, 10080124060, 20160248120]

約数ペア:

[(1, 20160248120), (2, 10080124060), (4, 5040062030), (5, 4032049624), (8, 2520031015), (10, 2016024812), (20, 1008012406), (40, 504006203), (53, 380382040), (106, 190191020), (212, 95095510), (265, 76076408), (359, 56156680), (424, 47547755), (530, 38038204), (718, 28078340), (1060, 19019102), (1436, 14039170), (1795, 11231336), (2120, 9509551), (2872, 7019585), (3590, 5615668), (7180, 2807834), (14360, 1403917), (19027, 1059560), (26489, 761080), (38054, 529780), (52978, 380540), (76108, 264890), (95135, 211912), (105956, 190270), (132445, 152216)]