21403770160

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{174071}}^1$

素因数の和:174166

約数の個数: 80

約数和(自身を含む): 52451375040

約数和(自身を除く): 31047604880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 53, 58, 80, 106, 116, 145, 212, 232, 265, 290, 424, 464, 530, 580, 848, 1060, 1160, 1537, 2120, 2320, 3074, 4240, 6148, 7685, 12296, 15370, 24592, 30740, 61480, 122960, 174071, 348142, 696284, 870355, 1392568, 1740710, 2785136, 3481420, 5048059, 6962840, 9225763, 10096118, 13925680, 18451526, 20192236, 25240295, 36903052, 40384472, 46128815, 50480590, 73806104, 80768944, 92257630, 100961180, 147612208, 184515260, 201922360, 267547127, 369030520, 403844720, 535094254, 738061040, 1070188508, 1337735635, 2140377016, 2675471270, 4280754032, 5350942540, 10701885080, 21403770160]

約数ペア:

[(1, 21403770160), (2, 10701885080), (4, 5350942540), (5, 4280754032), (8, 2675471270), (10, 2140377016), (16, 1337735635), (20, 1070188508), (29, 738061040), (40, 535094254), (53, 403844720), (58, 369030520), (80, 267547127), (106, 201922360), (116, 184515260), (145, 147612208), (212, 100961180), (232, 92257630), (265, 80768944), (290, 73806104), (424, 50480590), (464, 46128815), (530, 40384472), (580, 36903052), (848, 25240295), (1060, 20192236), (1160, 18451526), (1537, 13925680), (2120, 10096118), (2320, 9225763), (3074, 6962840), (4240, 5048059), (6148, 3481420), (7685, 2785136), (12296, 1740710), (15370, 1392568), (24592, 870355), (30740, 696284), (61480, 348142), (122960, 174071)]