2116764920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1307}}^1\times {\mathrm{2131}}^1$

素因数の和:3468

約数の個数: 64

約数和(自身を含む): 5019580800

約数和(自身を除く): 2902815880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1307, 2131, 2614, 4262, 5228, 6535, 8524, 10456, 10655, 13070, 17048, 21310, 24833, 26140, 40489, 42620, 49666, 52280, 80978, 85240, 99332, 124165, 161956, 198664, 202445, 248330, 323912, 404890, 496660, 809780, 993320, 1619560, 2785217, 5570434, 11140868, 13926085, 22281736, 27852170, 52919123, 55704340, 105838246, 111408680, 211676492, 264595615, 423352984, 529191230, 1058382460, 2116764920]

約数ペア:

[(1, 2116764920), (2, 1058382460), (4, 529191230), (5, 423352984), (8, 264595615), (10, 211676492), (19, 111408680), (20, 105838246), (38, 55704340), (40, 52919123), (76, 27852170), (95, 22281736), (152, 13926085), (190, 11140868), (380, 5570434), (760, 2785217), (1307, 1619560), (2131, 993320), (2614, 809780), (4262, 496660), (5228, 404890), (6535, 323912), (8524, 248330), (10456, 202445), (10655, 198664), (13070, 161956), (17048, 124165), (21310, 99332), (24833, 85240), (26140, 80978), (40489, 52280), (42620, 49666)]